{"id":2658,"date":"2019-07-05T15:12:26","date_gmt":"2019-07-05T15:12:26","guid":{"rendered":"https:\/\/hangarmma.com.br\/blog\/?p=2658"},"modified":"2025-08-23T20:39:40","modified_gmt":"2025-08-23T23:39:40","slug":"atmosfera-terrestre","status":"publish","type":"post","link":"https:\/\/hangarmma.com.br\/blog\/atmosfera-terrestre\/","title":{"rendered":"Como \u00e9 formada a ATMOSFERA TERRESTRE"},"content":{"rendered":"<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/10\/oqueeatmosferaq16x9-1024x576.jpg\" alt=\"\" class=\"wp-image-5976\" srcset=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/10\/oqueeatmosferaq16x9-1024x576.jpg 1024w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/10\/oqueeatmosferaq16x9-300x169.jpg 300w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/10\/oqueeatmosferaq16x9-768x432.jpg 768w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/10\/oqueeatmosferaq16x9-383x215.jpg 383w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/10\/oqueeatmosferaq16x9.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"\/><figcaption class=\"wp-element-caption\">Como &#xE9; formada a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_db10995b022db5e66975cb368cbe81fc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">ATMOSFERA<\/a> TERRESTRE<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Atmosfera<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">O desempenho das aeronaves e motores depende da combina&#xE7;&#xE3;o de<strong> <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a><\/strong>, <strong><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a> <\/strong>e <strong><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_f687b58ee84d728a11d1ef43bc0fd1fd\" data-link=\"https:\/\/hangarmma.com.br\/blog\/densidade\/\" href=\"https:\/\/hangarmma.com.br\/blog\/densidade\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">densidade<\/a> do ar<\/strong> circundante. Como isso acontece &#xE9; importante o estudo da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_db10995b022db5e66975cb368cbe81fc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atmosfera<\/a> terrestre e suas caracter&#xED;sticas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_db10995b022db5e66975cb368cbe81fc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atmosfera<\/a> &#xE9; a camada constitu&#xED;da por uma mistura gasosa pr&#xF3;xima da superf&#xED;cie do globo terrestre e que roda com este a mesma <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_b538845fda1d032e858fa6b8d5d0879c\" data-link=\"https:\/\/hangarmma.com.br\/blog\/velocidade\/\" href=\"https:\/\/hangarmma.com.br\/blog\/velocidade\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">velocidade<\/a> m&#xE9;dia. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">As suas caracter&#xED;sticas variam com a altitude, &#xE9;poca do ano, latitude e <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_503eb2aa098999ffd2bb73ab96d12cba\" data-link=\"https:\/\/hangarmma.com.br\/blog\/longitude\/\" href=\"https:\/\/hangarmma.com.br\/blog\/longitude\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">longitude<\/a>, com as caracter&#xED;sticas do local e mesmo com a hora do dia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O movimento das massas de ar e as altera&#xE7;&#xF5;es sazonais produzem grandes varia&#xE7;&#xF5;es nas propriedades da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_db10995b022db5e66975cb368cbe81fc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atmosfera<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_db10995b022db5e66975cb368cbe81fc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atmosfera<\/a> de refer&#xEA;ncia mais comum &#xE9; baseada nas condi&#xE7;&#xF5;es das latitudes medias do hemisf&#xE9;rio norte e &#xE9; chamado de International Standard Atmosphere (ISA).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Composi&#xE7;&#xE3;o Atmosf&#xE9;rica Terrestre<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Os gases encontrados na <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_db10995b022db5e66975cb368cbe81fc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atmosfera<\/a> seguem as seguintes propor&#xE7;&#xF5;es:<br> Nitrog&#xEA;nio (78%);<br> Oxig&#xEA;nio (21%);<br> Outros Gases (1%)<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"811\" height=\"604\" src=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/slide_6.jpg\" alt=\"\" class=\"wp-image-2776\" srcset=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/slide_6.jpg 811w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/slide_6-300x223.jpg 300w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/slide_6-768x572.jpg 768w\" sizes=\"auto, (max-width: 811px) 100vw, 811px\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Estas propor&#xE7;&#xF5;es s&#xE3;o alteradas com a altitude. O oxig&#xEA;nio &#xE9; essencial para a vida e para a combust&#xE3;o dos materiais.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">No contexto da avia&#xE7;&#xE3;o, o oxig&#xEA;nio &#xE9; requerido para a combust&#xE3;o do combust&#xED;vel, um d&#xE9;fice deste g&#xE1;s resulta na combust&#xE3;o incompleta e numa efici&#xEA;ncia reduzida do motor.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O vapor de &#xE1;gua est&#xE1; presente na <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_db10995b022db5e66975cb368cbe81fc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atmosfera<\/a> em propor&ccedil;&otilde;es variadas e e, em grande parte, respons&aacute;vel pelo clima em redor da <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_88847f94f7c40c790bce86df17f64276\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/terra\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/terra\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>Terra<\/a>. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O clima, por sua vez, afeta as opera&#xE7;&#xF5;es e desempenho da aeronave. Al&#xE9;m disso, a presen&#xE7;a de vapor de &#xE1;gua pode levar a acumula&#xE7;&#xE3;o de gelo na estrutura ou no motor de uma aeronave. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Aqui, vamos assumir que o ar &#xE9; um g&#xE1;s perfeito constitu&#xED;do por part&#xED;culas neutras em equil&#xED;brio qu&#xED;mico.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Atmosfera Padr&#xE3;o Internacional (ISA) (International Standard Atmosphere)<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\">Camadas da atmosfera<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_db10995b022db5e66975cb368cbe81fc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atmosfera<\/a> est&#xE1; dividida em camadas com caracter&#xED;sticas diferentes.<br>As camadas mais importantes para o estudo do desempenho s&atilde;o as duas mais  pr&oacute;ximas da superf&iacute;cie da <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_88847f94f7c40c790bce86df17f64276\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/terra\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/terra\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>Terra<\/a>:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Troposfera;<\/strong><\/li>\n\n\n\n<li><strong>Estratosfera;<\/strong><\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"744\" height=\"894\" src=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/Untitled.png\" alt=\"\" class=\"wp-image-2748\" srcset=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/Untitled.png 744w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/Untitled-250x300.png 250w\" sizes=\"auto, (max-width: 744px) 100vw, 744px\"\/><figcaption class=\"wp-element-caption\"><strong>Camadas da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_db10995b022db5e66975cb368cbe81fc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atmosfera<\/a><\/strong><\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A primeira camada, a <strong>Troposfera<\/strong>, come&#xE7;a ao n&#xED;vel do mar e caracteriza-se pela diminui&#xE7;&#xE3;o linear da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> do ar em fun&#xE7;&#xE3;o da altitude.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A camada que se segue &#xE9; a <strong>Estratosfera<\/strong>, que come&#xE7;a aos 1100 metros e podemos  Identificar duas subcamadas importantes para a avia&#xE7;&#xE3;o: a tropopausa e a estratosfera baixa. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Na tropopausa, a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> &#xE9; constante desde os 1100 at&#xE9; aos 20.000 metros de altitude. Na estratosfera baixa ocorre um aumento linear da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a>, entre os 20.000 metros at&#xE9; aos 32.000 metros.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Propriedades da Atmosfera<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">As propriedades mais importantes da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_db10995b022db5e66975cb368cbe81fc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atmosfera<\/a> para o comportamento <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_3e8dfdc5f07d52dc76206fd638538e40\" data-link=\"https:\/\/hangarmma.com.br\/blog\/aerodinamico\/\" href=\"https:\/\/hangarmma.com.br\/blog\/aerodinamico\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">aerodin&#xE2;mico<\/a> das aeronaves s&#xE3;o:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Press&#xE3;o<\/a>;<\/strong><\/li>\n\n\n\n<li><strong><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Temperatura<\/a>;<\/strong><\/li>\n\n\n\n<li><strong><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_f687b58ee84d728a11d1ef43bc0fd1fd\" data-link=\"https:\/\/hangarmma.com.br\/blog\/densidade\/\" href=\"https:\/\/hangarmma.com.br\/blog\/densidade\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Densidade<\/a>, <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_f687b58ee84d728a11d1ef43bc0fd1fd\" data-link=\"https:\/\/hangarmma.com.br\/blog\/densidade\/\" href=\"https:\/\/hangarmma.com.br\/blog\/densidade\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">densidade<\/a> absoluta ou <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_93bdf45fd9fa5b6ee0cdc0335fbfca07\" data-link=\"https:\/\/hangarmma.com.br\/blog\/massa-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/massa-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Massa<\/a> espec&#xED;fica;<\/strong><\/li>\n\n\n\n<li><strong>Viscosidade.<\/strong><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Press&#xE3;o atmosf&#xE9;rica<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Para entender o que &#xE9;, exatamente, <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_8557eb4251647bc8b415c3db9ab3bb3a\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao-atmosferica\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao-atmosferica\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o atmosf&#xE9;rica<\/a>, vamos falar primeiramente sobre o conceito de <strong><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Press&#xE3;o<\/a><\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Press&#xE3;o<\/a> &#xE9; uma for&#xE7;a exercida sobre uma determinada &#xE1;rea<\/em>. Assim, em F&#xED;sica, ela &#xE9; calculada da seguinte forma:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"253\" height=\"171\" src=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/image.png\" alt=\"\" class=\"wp-image-2754\"\/><figcaption class=\"wp-element-caption\">F&#xF3;rmula representando a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_8557eb4251647bc8b415c3db9ab3bb3a\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao-atmosferica\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao-atmosferica\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o atmosf&#xE9;rica<\/a> <\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Como a for&#xE7;a &#xE9; sempre medida em N (newtons) e a unidade de &#xE1;rea costuma ser em m<sup>2<\/sup>, a unidade de medida da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a> &#xE9; N\/m<sup>2<\/sup>, tamb&#xE9;m chamada de Pascal (<em>pa<\/em>). <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_8557eb4251647bc8b415c3db9ab3bb3a\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao-atmosferica\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao-atmosferica\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o atmosf&#xE9;rica<\/a><\/strong> &nbsp;&nbsp;&eacute; a for&ccedil;a que o <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_4d4b52ec058dc185d3aeb8b31eb44116\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/peso\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/peso\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>peso<\/a> do ar exerce numa superf&iacute;cie e atua uniformemente em todas as dire&ccedil;&otilde;es. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Se ar em movimento &#xA0; colocado em repouso contra um objeto, a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_ef3f56bd9fc72a2e0e80a2e2746de043\" data-link=\"https:\/\/hangarmma.com.br\/blog\/energia-cinetica\/\" href=\"https:\/\/hangarmma.com.br\/blog\/energia-cinetica\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">energia cin&#xE9;tica<\/a> &#xE9; transformada em <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_b8619216dd0506d51ad0093ac9f798ab\" data-link=\"https:\/\/hangarmma.com.br\/blog\/energia-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/energia-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">energia<\/a> de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a>. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Esta <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a> sob a superf&#xED;cie do corpo que faz com que o ar em movimento pare &#xE9; chamada de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a> din&#xE2;mica .<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Temperatura<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> absoluta do ar &#xE9; outra propriedade\nimportante.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">As escalas mais comuns de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> s&#xE3;o:\nCelsius, Fahrenheit e Kelvin.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> &#xE9; uma grandeza que quantifica <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_ef3f56bd9fc72a2e0e80a2e2746de043\" data-link=\"https:\/\/hangarmma.com.br\/blog\/energia-cinetica\/\" href=\"https:\/\/hangarmma.com.br\/blog\/energia-cinetica\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">energia cin&#xE9;tica<\/a> e est&#xE1; relacionada com o movimento aleat&#xF3;rio das mol&#xE9;culas numa substancia. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Se a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> &#xE9; reduzida, as mol&#xE9;culas tornam-se menos ativas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> m&#xED;nima de qualquer subst&#xE2;ncia &#xE9;\nde, aproximadamente, -273&#xB0;, ou seja, 0K (Kelvin). Esta <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> &#xE9; chamada de\n<a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_58b402f3059e952fb6e8aa17cf71527e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/zero-absoluto\/\" href=\"https:\/\/hangarmma.com.br\/blog\/zero-absoluto\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">zero absoluto<\/a> e ilustra a completa imobilidade das part&#xED;culas de uma subst&#xE2;ncia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> padr&#xE3;o ao n&#xED;vel do mar tem o\nvalor de 15 &#xB0;,\no corresponde a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> de 288.15K. A f&#xF3;rmula que converte graus Celsius em\nKelvin &#xE9; a seguinte:<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">K = C + 273:15<\/h2>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"957\" height=\"1024\" src=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/os-tres-elementos-do-fogo-1-957x1024.png\" alt=\"\" class=\"wp-image-2759\" srcset=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/os-tres-elementos-do-fogo-1-957x1024.png 957w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/os-tres-elementos-do-fogo-1-280x300.png 280w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/os-tres-elementos-do-fogo-1-768x822.png 768w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/os-tres-elementos-do-fogo-1.png 1057w\" sizes=\"auto, (max-width: 957px) 100vw, 957px\"\/><figcaption class=\"wp-element-caption\">varia&#xE7;&#xE3;o da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> com a altitude<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Densidade<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">&Eacute; a propriedade do ar com efeitos de maior <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_4d4b52ec058dc185d3aeb8b31eb44116\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/peso\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/peso\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>peso<\/a> na <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_323d3446cceca54d261cdca0f2807f55\" data-link=\"https:\/\/hangarmma.com.br\/blog\/aerodinamica\/\" href=\"https:\/\/hangarmma.com.br\/blog\/aerodinamica\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">aerodin&#xE2;mica<\/a> de uma aeronave. &#xC9; uma medida direta da quantidade de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_54194e37b4816e2bc497ad58edc716e4\" data-link=\"https:\/\/hangarmma.com.br\/blog\/eletricidade-basica\/\" href=\"https:\/\/hangarmma.com.br\/blog\/eletricidade-basica\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">mat&#xE9;ria<\/a> por unidade de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_030efbf5025e493a9afb25b746bbc262\" data-link=\"https:\/\/hangarmma.com.br\/blog\/volume\/\" href=\"https:\/\/hangarmma.com.br\/blog\/volume\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">volume<\/a>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"358\" height=\"164\" src=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/densidade.png\" alt=\"\" class=\"wp-image-2763\" srcset=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/densidade.png 358w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/densidade-300x137.png 300w\" sizes=\"auto, (max-width: 358px) 100vw, 358px\"\/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Onde:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>m = <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_93bdf45fd9fa5b6ee0cdc0335fbfca07\" data-link=\"https:\/\/hangarmma.com.br\/blog\/massa-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/massa-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Massa<\/a> [kg];<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>V = <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_030efbf5025e493a9afb25b746bbc262\" data-link=\"https:\/\/hangarmma.com.br\/blog\/volume\/\" href=\"https:\/\/hangarmma.com.br\/blog\/volume\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">volume<\/a> [m<\/strong><sup><strong>3<\/strong><\/sup><strong>].<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Atmosfera, tropopausa altitude de voo.\" width=\"600\" height=\"338\" src=\"https:\/\/www.youtube.com\/embed\/lCfENAYeXQA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Par&#xE2;metros de refer&#xEA;ncia<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_44b081d6c5f3c6a85e731f9408684e99\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atmosfera-padrao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atmosfera-padrao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Atmosfera padr&#xE3;o<\/a> internacional<\/strong>&#xA0;ou&#xA0;<strong>ISA<\/strong>&#xA0;(do ingl&#xEA;s&#xA0;<em>International Standard Atmosphere<\/em>) &#xE9; um modelo atmosf&#xE9;rico terrestre invari&#xE1;vel criado pela&#xA0;Organiza&#xE7;&#xE3;o\nde Avia&#xE7;&#xE3;o Civil Internacional (OACI).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Os par&#xE2;metros de refer&#xEA;ncia da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_db10995b022db5e66975cb368cbe81fc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atmosfera<\/a> ISA ao n&#xED;vel m&#xE9;dio das &#xE1;guas &#xA0;do mar s&#xE3;o:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>N&#xED;vel do ma:<\/strong>&nbsp;Valor\nm&eacute;dio da <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_88847f94f7c40c790bce86df17f64276\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/terra\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/terra\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>Terra<\/a>, considerada como uma esfera lisa, perfeita e <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_030efbf5025e493a9afb25b746bbc262\" data-link=\"https:\/\/hangarmma.com.br\/blog\/volume\/\" href=\"https:\/\/hangarmma.com.br\/blog\/volume\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">volume<\/a>\ncorrespondente ;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>&#x2013; Altitude:<\/strong>&#xA0;Dist&#xE2;ncia\nvertical que separa um ponto no espa&#xE7;o do n&#xED;vel do mar;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>&#x2013; Altura:<\/strong>&#xA0;Dist&#xE2;ncia\nvertical que separa um ponto no espa&#xE7;o da superf&#xED;cie do solo;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>&#x2013; N&#xED;vel:<\/strong>&#xA0;Qualquer\nsuperf&#xED;cie paralela &#xE0; superf&#xED;cie do mar;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>&#x2013; <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_4c4f37f2d6337a5f0dddf0e7fa04d055\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao-ao-nivel-do-mar\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao-ao-nivel-do-mar\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Press&#xE3;o ao n&#xED;vel do mar<\/a>:<\/strong>&#xA0;1013,25\nhPa (hectoPascal) ou 29,92in Hg (polegadas de Merc&#xFA;rio) ;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>&#x2013; <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Temperatura<\/a> do n&#xED;vel do mar:<\/strong>&#xA0;15&#xB0;C\nou 59&#xBA;F;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>&#x2013; Gradiente vertical t&#xE9;rmico:<\/strong>&#xA0;&#xA0;0,65&#xB0;C\/100m\nou 2&#xB0; C\/1000ft;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>&#x2013; <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cae17e9eeb70f29cf6ab6bbfcb38bbbb\" data-link=\"https:\/\/hangarmma.com.br\/blog\/velocidade-do-som\/\" href=\"https:\/\/hangarmma.com.br\/blog\/velocidade-do-som\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Velocidade do som<\/a> ao n&#xED;vel do mar:<\/strong>&#xA0;340\nm\/s ou 660 Kt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>&#x2013; Latitude:<\/strong>&#xA0;45&#xB0;N\nou 45&#xB0;S.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Aerodin&#xE2;mica de um avi&#xE3;o em 6 minutos!!!\" width=\"600\" height=\"338\" src=\"https:\/\/www.youtube.com\/embed\/TddMKjkIhOo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Gloss&#xE1;rio &#x2014; Atmosfera Terrestre<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Clique em um termo para ir direto &#xE0; defini&#xE7;&#xE3;o:<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"#aerodinamica\">Aerodin&#xE2;mica<\/a><\/li>\n\n\n\n<li><a href=\"#altitude\">Altitude<\/a><\/li>\n\n\n\n<li><a href=\"#altura\">Altura<\/a><\/li>\n\n\n\n<li><a href=\"#atmosfera\">Atmosfera<\/a><\/li>\n\n\n\n<li><a href=\"#isa\">Atmosfera Padr&#xE3;o Internacional (ISA)<\/a><\/li>\n\n\n\n<li><a href=\"#camadas\">Camadas da atmosfera<\/a><\/li>\n\n\n\n<li><a href=\"#composicao\">Composi&#xE7;&#xE3;o da atmosfera<\/a><\/li>\n\n\n\n<li><a href=\"#densidade\">Densidade (massa espec&#xED;fica)<\/a><\/li>\n\n\n\n<li><a href=\"#energia-cinetica\">Energia cin&#xE9;tica<\/a><\/li>\n\n\n\n<li><a href=\"#estratosfera\">Estratosfera<\/a><\/li>\n\n\n\n<li><a href=\"#gas-perfeito\">G&#xE1;s perfeito<\/a><\/li>\n\n\n\n<li><a href=\"#gradiente-termico\">Gradiente t&#xE9;rmico vertical<\/a><\/li>\n\n\n\n<li><a href=\"#kelvin\">Kelvin (K)<\/a><\/li>\n\n\n\n<li><a href=\"#latitude-referencia\">Latitude de refer&#xEA;ncia<\/a><\/li>\n\n\n\n<li><a href=\"#nivel\">N&#xED;vel (superf&#xED;cie de n&#xED;vel)<\/a><\/li>\n\n\n\n<li><a href=\"#msl\">N&#xED;vel do mar (MSL)<\/a><\/li>\n\n\n\n<li><a href=\"#parametros-isa\">Par&#xE2;metros de refer&#xEA;ncia da ISA (ao n&#xED;vel do mar)<\/a><\/li>\n\n\n\n<li><a href=\"#pressao\">Press&#xE3;o<\/a><\/li>\n\n\n\n<li><a href=\"#pressao-atm\">Press&#xE3;o atmosf&#xE9;rica<\/a><\/li>\n\n\n\n<li><a href=\"#pressao-dinamica\">Press&#xE3;o din&#xE2;mica<\/a><\/li>\n\n\n\n<li><a href=\"#propriedades\">Propriedades da atmosfera<\/a><\/li>\n\n\n\n<li><a href=\"#temperatura\">Temperatura<\/a><\/li>\n\n\n\n<li><a href=\"#troposfera\">Troposfera<\/a><\/li>\n\n\n\n<li><a href=\"#tropopausa\">Tropopausa<\/a><\/li>\n\n\n\n<li><a href=\"#velocidade-do-som\">Velocidade do som<\/a><\/li>\n\n\n\n<li><a href=\"#viscosidade\">Viscosidade<\/a><\/li>\n\n\n\n<li><a href=\"#vapor-agua\">Vapor d&#x2019;&#xE1;gua (umidade\/gelo)<\/a><\/li>\n\n\n\n<li><a href=\"#zero-absoluto\">Zero absoluto<\/a><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"aerodinamica\"><strong>Aerodin&#xE2;mica<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Estudo de como o ar interage com corpos em movimento (como aeronaves). Na avia&#xE7;&#xE3;o, as principais propriedades do ar que influenciam a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_323d3446cceca54d261cdca0f2807f55\" data-link=\"https:\/\/hangarmma.com.br\/blog\/aerodinamica\/\" href=\"https:\/\/hangarmma.com.br\/blog\/aerodinamica\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">aerodin&#xE2;mica<\/a> s&#xE3;o <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a>, <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a>, <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_f687b58ee84d728a11d1ef43bc0fd1fd\" data-link=\"https:\/\/hangarmma.com.br\/blog\/densidade\/\" href=\"https:\/\/hangarmma.com.br\/blog\/densidade\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">densidade<\/a> e viscosidade.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"altitude\"><strong>Altitude<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Dist&#xE2;ncia vertical entre um ponto no espa&#xE7;o e o n&#xED;vel m&#xE9;dio do mar. &#xC9; a refer&#xEA;ncia &#x201C;padr&#xE3;o&#x201D; para medir qu&#xE3;o alto algo est&#xE1; em rela&#xE7;&#xE3;o ao mar.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"altura\"><strong>Altura<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Dist&#xE2;ncia vertical entre um ponto no espa&#xE7;o e a superf&#xED;cie do solo diretamente abaixo. &#xC9; uma medida &#x201C;local&#x201D;, diferente da altitude.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"atmosfera\"><strong>Atmosfera<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Envolt&oacute;rio gasoso da <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_88847f94f7c40c790bce86df17f64276\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/terra\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/terra\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>Terra<\/a>, que gira com o planeta e tem propriedades que variam com altitude, esta&ccedil;&atilde;o do ano, latitude\/<a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_503eb2aa098999ffd2bb73ab96d12cba\" data-link=\"https:\/\/hangarmma.com.br\/blog\/longitude\/\" href=\"https:\/\/hangarmma.com.br\/blog\/longitude\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">longitude<\/a> e hora do dia. Seu comportamento afeta diretamente o desempenho das aeronaves.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"isa\"><strong>Atmosfera Padr&#xE3;o Internacional (ISA)<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Modelo atmosf&#xE9;rico de refer&#xEA;ncia, fixo e idealizado, adotado para padronizar c&#xE1;lculos e ensaios. Define condi&#xE7;&#xF5;es &#x201C;padr&#xE3;o&#x201D; (<a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a>, <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a>, <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_0e9f6f013cf7b8762091cabe43e849ea\" data-link=\"https:\/\/hangarmma.com.br\/blog\/gradiente-termico\/\" href=\"https:\/\/hangarmma.com.br\/blog\/gradiente-termico\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">gradiente t&#xE9;rmico<\/a> etc.) ao n&#xED;vel do mar e a varia&#xE7;&#xE3;o com a altitude.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"camadas\"><strong>Camadas da atmosfera<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Divis&#xE3;o did&#xE1;tica em faixas com caracter&#xED;sticas diferentes. Para o desempenho aeron&#xE1;utico, destacam-se as camadas mais pr&#xF3;ximas da superf&#xED;cie: troposfera e estratosfera, separadas pela tropopausa.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"composicao\"><strong>Composi&#xE7;&#xE3;o da atmosfera<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Mistura de gases majoritariamente com nitrog&#xEA;nio (~78%), oxig&#xEA;nio (~21%) e outros gases (~1%). O teor de vapor d&#x2019;&#xE1;gua varia e influencia clima, forma&#xE7;&#xE3;o de gelo e desempenho de motores.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"densidade\"><strong>Densidade (massa espec&#xED;fica)<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Quantidade de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_54194e37b4816e2bc497ad58edc716e4\" data-link=\"https:\/\/hangarmma.com.br\/blog\/eletricidade-basica\/\" href=\"https:\/\/hangarmma.com.br\/blog\/eletricidade-basica\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">mat&#xE9;ria<\/a> por unidade de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_030efbf5025e493a9afb25b746bbc262\" data-link=\"https:\/\/hangarmma.com.br\/blog\/volume\/\" href=\"https:\/\/hangarmma.com.br\/blog\/volume\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">volume<\/a> do ar. &#xC9; uma das propriedades que mais afetam sustenta&#xE7;&#xE3;o e tra&#xE7;&#xE3;o do motor: ar menos denso (maior altitude\/<a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a>) tende a reduzir desempenho.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"energia-cinetica\"><strong>Energia cin&#xE9;tica<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_b8619216dd0506d51ad0093ac9f798ab\" data-link=\"https:\/\/hangarmma.com.br\/blog\/energia-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/energia-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Energia<\/a> associada ao movimento. Quando o ar em movimento &#xE9; &#x201C;parado&#x201D; por um corpo, parte dessa <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_b8619216dd0506d51ad0093ac9f798ab\" data-link=\"https:\/\/hangarmma.com.br\/blog\/energia-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/energia-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">energia<\/a> transforma-se em <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a> sobre a superf&iacute;cie (<a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_b2cc1dc32dcd28dea2c5a1827ef2bbd7\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/base\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/base\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>base<\/a> para a ideia de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a> din&#xE2;mica).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"estratosfera\"><strong>Estratosfera<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Camada acima da troposfera. Pr&oacute;ximo &agrave; sua <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_b2cc1dc32dcd28dea2c5a1827ef2bbd7\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/base\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/base\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>base<\/a>, a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> pode se manter quase constante; acima, tende a aumentar com a altitude. Em avia&#xE7;&#xE3;o, costuma-se considerar subfaixas como tropopausa e estratosfera baixa.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"gas-perfeito\"><strong>G&#xE1;s perfeito<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Modelo simplificado em que o ar &#xE9; tratado como um g&#xE1;s ideal (part&#xED;culas neutras em equil&#xED;brio qu&#xED;mico), &#xFA;til para c&#xE1;lculos de desempenho e estudos introdut&#xF3;rios.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"gradiente-termico\"><strong>Gradiente t&#xE9;rmico vertical<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Taxa &#x201C;padr&#xE3;o&#x201D; de varia&#xE7;&#xE3;o da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> com a altura na troposfera (valor de refer&#xEA;ncia na ISA). Esse gradiente explica por que o ar costuma ficar mais frio com o aumento de altitude nessa camada.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"kelvin\"><strong>Kelvin (K)<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Escala absoluta de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> usada em ci&#xEA;ncia e engenharia. A convers&#xE3;o comum no material introdut&#xF3;rio &#xE9; <em>K = &#xB0;C + 273,15<\/em>. Trabalhar em Kelvin facilita f&#xF3;rmulas termodin&#xE2;micas.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"latitude-referencia\"><strong>Latitude de refer&#xEA;ncia<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Valor de latitude usado como refer&#xEA;ncia na ISA (45&#xB0;N ou 45&#xB0;S) para representar condi&#xE7;&#xF5;es m&#xE9;dias das latitudes m&#xE9;dias do hemisf&#xE9;rio norte.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"nivel\"><strong>N&#xED;vel (superf&#xED;cie de n&#xED;vel)<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Qualquer superf&#xED;cie paralela ao n&#xED;vel m&#xE9;dio do mar. &#xC9; uma forma de descrever &#x201C;camadas&#x201D; horizontais de refer&#xEA;ncia na <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_db10995b022db5e66975cb368cbe81fc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atmosfera<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"msl\"><strong>N&#xED;vel do mar (MSL)<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Refer&#xEA;ncia padr&#xE3;o para altura\/<a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a>\/<a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> na modelagem atmosf&#xE9;rica. V&#xE1;rios par&#xE2;metros &#x201C;padr&#xE3;o&#x201D; da ISA s&#xE3;o definidos ao MSL.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"parametros-isa\"><strong>Par&#xE2;metros de refer&#xEA;ncia da ISA (ao n&#xED;vel do mar)<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Conjunto de valores adotados como padr&#xE3;o: <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_4c4f37f2d6337a5f0dddf0e7fa04d055\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao-ao-nivel-do-mar\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao-ao-nivel-do-mar\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o ao n&#xED;vel do mar<\/a> (1013,25 hPa), <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> ao n&#xED;vel do mar (15&#xA0;&#xB0;C), <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_0e9f6f013cf7b8762091cabe43e849ea\" data-link=\"https:\/\/hangarmma.com.br\/blog\/gradiente-termico\/\" href=\"https:\/\/hangarmma.com.br\/blog\/gradiente-termico\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">gradiente t&#xE9;rmico<\/a> vertical na troposfera, <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cae17e9eeb70f29cf6ab6bbfcb38bbbb\" data-link=\"https:\/\/hangarmma.com.br\/blog\/velocidade-do-som\/\" href=\"https:\/\/hangarmma.com.br\/blog\/velocidade-do-som\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">velocidade do som<\/a> &#x201C;padr&#xE3;o&#x201D; ao n&#xED;vel do mar, entre outros.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"pressao\"><strong>Press&#xE3;o<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">For&#xE7;a aplicada por unidade de &#xE1;rea. No SI mede-se em Pascal (Pa), que equivale a N\/m&#xB2;. Em avia&#xE7;&#xE3;o, tamb&#xE9;m se usa hPa e polegadas de merc&#xFA;rio (inHg).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"pressao-atm\"><strong>Press&#xE3;o atmosf&#xE9;rica<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">For&ccedil;a exercida pelo &ldquo;<a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_4d4b52ec058dc185d3aeb8b31eb44116\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/peso\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/peso\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>peso<\/a>&rdquo; da coluna de ar sobre uma superf&iacute;cie. Age em todas as dire&ccedil;&otilde;es e varia com a altitude e as <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d1e13b13fa424fb0a3cca9ebfc22b00d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/condicoes-meteorologicas\/\" href=\"https:\/\/hangarmma.com.br\/blog\/condicoes-meteorologicas\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">condi&#xE7;&#xF5;es meteorol&#xF3;gicas<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"pressao-dinamica\"><strong>Press&#xE3;o din&#xE2;mica<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Press&#xE3;o<\/a> associada ao ar em movimento ao ser desacelerado por um corpo. &#xC9; central para o c&#xE1;lculo de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_b538845fda1d032e858fa6b8d5d0879c\" data-link=\"https:\/\/hangarmma.com.br\/blog\/velocidade\/\" href=\"https:\/\/hangarmma.com.br\/blog\/velocidade\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">velocidade<\/a> indicada e <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_5cba6a4e1eee7d34ae0cf4e8201f9748\" data-link=\"https:\/\/hangarmma.com.br\/blog\/forcas-aerodinamicas\/\" href=\"https:\/\/hangarmma.com.br\/blog\/forcas-aerodinamicas\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">for&#xE7;as aerodin&#xE2;micas<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"propriedades\"><strong>Propriedades da atmosfera<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Grandezas do ar relevantes para aeronaves: <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a>, <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a>, <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_f687b58ee84d728a11d1ef43bc0fd1fd\" data-link=\"https:\/\/hangarmma.com.br\/blog\/densidade\/\" href=\"https:\/\/hangarmma.com.br\/blog\/densidade\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">densidade<\/a> (<a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_93bdf45fd9fa5b6ee0cdc0335fbfca07\" data-link=\"https:\/\/hangarmma.com.br\/blog\/massa-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/massa-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">massa<\/a> espec&#xED;fica) e viscosidade. A combina&#xE7;&#xE3;o dessas vari&#xE1;veis determina o desempenho.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"temperatura\"><strong>Temperatura<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Grandeza relacionada &#xE0; <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_ef3f56bd9fc72a2e0e80a2e2746de043\" data-link=\"https:\/\/hangarmma.com.br\/blog\/energia-cinetica\/\" href=\"https:\/\/hangarmma.com.br\/blog\/energia-cinetica\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">energia cin&#xE9;tica<\/a> m&#xE9;dia das mol&#xE9;culas. Pode ser expressa em &#xB0;C, &#xB0;F ou K. Ao subir em altitude na troposfera, a tend&#xEA;ncia &#xE9; diminuir (conforme o <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_0e9f6f013cf7b8762091cabe43e849ea\" data-link=\"https:\/\/hangarmma.com.br\/blog\/gradiente-termico\/\" href=\"https:\/\/hangarmma.com.br\/blog\/gradiente-termico\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">gradiente t&#xE9;rmico<\/a> padr&#xE3;o).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"troposfera\"><strong>Troposfera<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Camada mais baixa da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_db10995b022db5e66975cb368cbe81fc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atmosfera<\/a>, onde ocorrem a maior parte dos fen&#xF4;menos meteorol&#xF3;gicos. Caracteriza-se por queda aproximada da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> com a altitude (<a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_0e9f6f013cf7b8762091cabe43e849ea\" data-link=\"https:\/\/hangarmma.com.br\/blog\/gradiente-termico\/\" href=\"https:\/\/hangarmma.com.br\/blog\/gradiente-termico\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">gradiente t&#xE9;rmico<\/a> padr&#xE3;o da ISA).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"tropopausa\"><strong>Tropopausa<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Zona de transi&#xE7;&#xE3;o entre troposfera e estratosfera, onde a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> tende a se manter quase constante antes de voltar a aumentar nas camadas superiores.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"velocidade-do-som\"><strong>Velocidade do som<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_b538845fda1d032e858fa6b8d5d0879c\" data-link=\"https:\/\/hangarmma.com.br\/blog\/velocidade\/\" href=\"https:\/\/hangarmma.com.br\/blog\/velocidade\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Velocidade<\/a> de propaga&#xE7;&#xE3;o de ondas sonoras no ar. Depende da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> (entre outros fatores) e &#xE9; usada como refer&#xEA;ncia para <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_630dca472cd02d027ae27680e1ae4715\" data-link=\"https:\/\/hangarmma.com.br\/blog\/numero-de-mach\/\" href=\"https:\/\/hangarmma.com.br\/blog\/numero-de-mach\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">n&#xFA;mero de Mach<\/a> na avia&#xE7;&#xE3;o.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"viscosidade\"><strong>Viscosidade<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Medida da &#x201C;resist&#xEA;ncia ao escoamento&#x201D; de um fluido. No ar, influencia as for&#xE7;as de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd039a6f91a5dc4aa5c3c9fa80485be6\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atrito\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atrito\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atrito<\/a> que agem sobre a aeronave.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"vapor-agua\"><strong>Vapor d&#x2019;&#xE1;gua (umidade\/gelo)<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Conte&#xFA;do de &#xE1;gua na <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_db10995b022db5e66975cb368cbe81fc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atmosfera\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atmosfera<\/a> em forma gasosa. Afeta o clima e a opera&#xE7;&#xE3;o: pode favorecer forma&#xE7;&#xE3;o de gelo na estrutura ou no motor, alterando desempenho e seguran&#xE7;a.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"zero-absoluto\"><strong>Zero absoluto<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Temperatura<\/a> te&#xF3;rica (0 K) em que as part&#xED;culas teriam <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_ef3f56bd9fc72a2e0e80a2e2746de043\" data-link=\"https:\/\/hangarmma.com.br\/blog\/energia-cinetica\/\" href=\"https:\/\/hangarmma.com.br\/blog\/energia-cinetica\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">energia cin&#xE9;tica<\/a> m&#xED;nima. Em &#xB0;C, corresponde a aproximadamente &#x2212;273&#xA0;&#xB0;C.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h2 class=\"wp-block-heading\"><strong>FAQ &#x2014; Perguntas Frequentes<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: Por que usamos a ISA em avia&#xE7;&#xE3;o?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: Para padronizar c&#xE1;lculos, ensaios e compara&#xE7;&#xF5;es. A ISA define valores de refer&#xEA;ncia (<a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a>, <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a>, gradiente etc.) e como variam com a altitude, evitando &#x201C;cada um usar um clima&#x201D;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: Qual a diferen&#xE7;a entre altitude, altura e n&#xED;vel?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: Altitude &#xE9; a dist&#xE2;ncia vertical em rela&#xE7;&#xE3;o ao n&#xED;vel do mar; altura &#xE9; a dist&#xE2;ncia vertical at&#xE9; o solo local; n&#xED;vel &#xE9; uma superf&#xED;cie paralela ao n&#xED;vel do mar (serve como refer&#xEA;ncia horizontal).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: Como <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_f687b58ee84d728a11d1ef43bc0fd1fd\" data-link=\"https:\/\/hangarmma.com.br\/blog\/densidade\/\" href=\"https:\/\/hangarmma.com.br\/blog\/densidade\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">densidade<\/a> do ar afeta sustenta&#xE7;&#xE3;o e motor?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: Ar menos denso reduz a quantidade de mol&#xE9;culas &#x201C;dispon&#xED;veis&#x201D; por <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_030efbf5025e493a9afb25b746bbc262\" data-link=\"https:\/\/hangarmma.com.br\/blog\/volume\/\" href=\"https:\/\/hangarmma.com.br\/blog\/volume\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">volume<\/a>. Isso tende a diminuir a sustenta&#xE7;&#xE3;o gerada pela asa e a efici&#xEA;ncia de entrada de ar no motor, exigindo ajustes operacionais.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: Por que a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> costuma cair com a altitude na troposfera?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: Porque o ar &eacute; aquecido principalmente a partir da superf&iacute;cie da <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_88847f94f7c40c790bce86df17f64276\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/terra\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/terra\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>Terra<\/a>. Ao se elevar, o ar se expande e esfria, resultando na queda aproximada de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> com a altura (<a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_0e9f6f013cf7b8762091cabe43e849ea\" data-link=\"https:\/\/hangarmma.com.br\/blog\/gradiente-termico\/\" href=\"https:\/\/hangarmma.com.br\/blog\/gradiente-termico\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">gradiente t&#xE9;rmico<\/a> padr&#xE3;o).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: O que &#xE9; tropopausa e por que importa?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: &#xC9; a regi&#xE3;o de transi&#xE7;&#xE3;o entre troposfera e estratosfera, onde a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> tende a estabilizar. Ela marca mudan&#xE7;as importantes no comportamento t&#xE9;rmico do ar e, portanto, na performance e meteorologia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: Quando usar Kelvin (K) em vez de &#xB0;C?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: Em f&#xF3;rmulas de termodin&#xE2;mica e gases ideais. O Kelvin &#xE9; uma escala absoluta (come&#xE7;a no <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_58b402f3059e952fb6e8aa17cf71527e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/zero-absoluto\/\" href=\"https:\/\/hangarmma.com.br\/blog\/zero-absoluto\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">zero absoluto<\/a>), o que simplifica equa&#xE7;&#xF5;es e evita erros.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: O que significa &#x201C;<a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a> din&#xE2;mica&#x201D; na pr&#xE1;tica do voo?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: &#xC9; a parte da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a> do ar associada &#xE0; sua <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_b538845fda1d032e858fa6b8d5d0879c\" data-link=\"https:\/\/hangarmma.com.br\/blog\/velocidade\/\" href=\"https:\/\/hangarmma.com.br\/blog\/velocidade\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">velocidade<\/a> relativa. Ela est&#xE1; por tr&#xE1;s da leitura de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_b538845fda1d032e858fa6b8d5d0879c\" data-link=\"https:\/\/hangarmma.com.br\/blog\/velocidade\/\" href=\"https:\/\/hangarmma.com.br\/blog\/velocidade\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">velocidade<\/a> indicada e do c&#xE1;lculo de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_5cba6a4e1eee7d34ae0cf4e8201f9748\" data-link=\"https:\/\/hangarmma.com.br\/blog\/forcas-aerodinamicas\/\" href=\"https:\/\/hangarmma.com.br\/blog\/forcas-aerodinamicas\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">for&#xE7;as aerodin&#xE2;micas<\/a>, como sustenta&#xE7;&#xE3;o e arrasto.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: Para que servem os &#x201C;par&#xE2;metros ao n&#xED;vel do mar&#x201D; da ISA?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: S&#xE3;o pontos de partida comuns (ex.: <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a> e <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> padr&#xE3;o) para calcular como as condi&#xE7;&#xF5;es mudam com a altitude e para comparar desempenhos entre aeronaves e voos.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_f16ed05f59c7db25c3c4101757e610e1\" data-link=\"https:\/\/hangarmma.com.br\/blog\/umidade\/\" href=\"https:\/\/hangarmma.com.br\/blog\/umidade\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Umidade<\/a> realmente influencia a opera&#xE7;&#xE3;o?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: Sim. Al&#xE9;m de afetar o clima, a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_f16ed05f59c7db25c3c4101757e610e1\" data-link=\"https:\/\/hangarmma.com.br\/blog\/umidade\/\" href=\"https:\/\/hangarmma.com.br\/blog\/umidade\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">umidade<\/a> pode induzir forma&#xE7;&#xE3;o de gelo em partes da aeronave ou na admiss&#xE3;o do motor, alterando desempenho e exigindo procedimentos espec&#xED;ficos.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>O desempenho das aeronaves e motores depende da combina\u00e7\u00e3o de temperatura, press\u00e3o e densidade do ar circundante. Como isso acontece \u00e9 importante o estudo da atmosfera terrestre e suas caracter\u00edsticas.<\/p>\n","protected":false},"author":1,"featured_media":2776,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[62],"tags":[],"class_list":["post-2658","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-manutencao"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Como \u00e9 formada a ATMOSFERA TERRESTRE<\/title>\n<meta name=\"description\" content=\"O desempenho das aeronaves e motores depende da combina\u00e7\u00e3o de temperatura, press\u00e3o e densidade do ar circundante. Como isso acontece \u00e9 importante o estudo da atmosfera terrestre e suas caracter\u00edsticas.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hangarmma.com.br\/blog\/atmosfera-terrestre\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como \u00e9 formada a ATMOSFERA TERRESTRE\" \/>\n<meta property=\"og:description\" content=\"O desempenho das aeronaves e motores depende da combina\u00e7\u00e3o de temperatura, press\u00e3o e densidade do ar circundante. Como isso acontece \u00e9 importante o estudo da atmosfera terrestre e suas caracter\u00edsticas.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hangarmma.com.br\/blog\/atmosfera-terrestre\/\" \/>\n<meta property=\"og:site_name\" content=\"HANGAR MMA\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/SimuladosMMA\" \/>\n<meta property=\"article:published_time\" content=\"2019-07-05T15:12:26+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-23T23:39:40+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/07\/slide_6.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"811\" \/>\n\t<meta property=\"og:image:height\" content=\"604\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Diego Deferrari\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Diego Deferrari\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"13 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/hangarmma.com.br\\\/blog\\\/atmosfera-terrestre\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/hangarmma.com.br\\\/blog\\\/atmosfera-terrestre\\\/\"},\"author\":{\"name\":\"Diego Deferrari\",\"@id\":\"https:\\\/\\\/hangarmma.com.br\\\/blog\\\/#\\\/schema\\\/person\\\/3c3c5b57527b1c5813370c844d360808\"},\"headline\":\"Como \u00e9 formada a ATMOSFERA TERRESTRE\",\"datePublished\":\"2019-07-05T15:12:26+00:00\",\"dateModified\":\"2025-08-23T23:39:40+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/hangarmma.com.br\\\/blog\\\/atmosfera-terrestre\\\/\"},\"wordCount\":2400,\"commentCount\":1,\"publisher\":{\"@id\":\"https:\\\/\\\/hangarmma.com.br\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/hangarmma.com.br\\\/blog\\\/atmosfera-terrestre\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/hangarmma.com.br\\\/blog\\\/wp-content\\\/uploads\\\/2019\\\/07\\\/slide_6.jpg\",\"articleSection\":[\"Manuten\u00e7\u00e3o\"],\"inLanguage\":\"pt-BR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/hangarmma.com.br\\\/blog\\\/atmosfera-terrestre\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/hangarmma.com.br\\\/blog\\\/atmosfera-terrestre\\\/\",\"url\":\"https:\\\/\\\/hangarmma.com.br\\\/blog\\\/atmosfera-terrestre\\\/\",\"name\":\"Como \u00e9 formada a ATMOSFERA TERRESTRE\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/hangarmma.com.br\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/hangarmma.com.br\\\/blog\\\/atmosfera-terrestre\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/hangarmma.com.br\\\/blog\\\/atmosfera-terrestre\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/hangarmma.com.br\\\/blog\\\/wp-content\\\/uploads\\\/2019\\\/07\\\/slide_6.jpg\",\"datePublished\":\"2019-07-05T15:12:26+00:00\",\"dateModified\":\"2025-08-23T23:39:40+00:00\",\"description\":\"O desempenho das aeronaves e motores depende da combina\u00e7\u00e3o de temperatura, press\u00e3o e densidade do ar circundante. 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