{"id":1443,"date":"2015-08-04T22:01:22","date_gmt":"2015-08-04T22:01:22","guid":{"rendered":"https:\/\/courses.candelalearning.com\/earthscienceck12\/?post_type=chapter&#038;p=1443"},"modified":"2015-08-04T22:03:20","modified_gmt":"2015-08-04T22:03:20","slug":"video-air-mass","status":"publish","type":"chapter","link":"https:\/\/courses.lumenlearning.com\/earthscienceck12\/chapter\/video-air-mass\/","title":{"raw":"Video: Air Mass and Weather Fronts","rendered":"Video: Air Mass and Weather Fronts"},"content":{"raw":"An\u00a0<a title=\"\" href=\"http:\/\/www.srh.noaa.gov\/jetstream\/synoptic\/airmass.htm\" target=\"_blank\"><strong>air mass<\/strong><\/a>\u00a0is a large mass of air that has similar characteristics of<em>temperature<\/em>\u00a0and\u00a0<em>humidity<\/em>\u00a0within it. An air mass acquires these characteristics above an area of land or water known as its source region. When the air mass sits over a region for several days, or longer, it picks up the distinct temperature and humidity characteristics of that region.\r\n\r\nhttps:\/\/www.youtube.com\/watch?v=kvk-hBFnBTI\r\n\r\nWhen two air masses meet together, the boundary between the two is called a\u00a0<a title=\"\" href=\"http:\/\/www.srh.noaa.gov\/jetstream\/\/synoptic\/airmass.htm\" target=\"_blank\"><strong>weather front<\/strong><\/a>. At a front, the two air masses have different densities, based on temperature, and do not easily mix. One air mass is lifted above the other, creating a low pressure zone. If the lifted air is moist, there will be condensation and precipitation. Winds are common at a front. The greater the temperature difference between the two air masses, the stronger the winds will be. Fronts are the main cause of stormy weather.\r\n\r\nhttps:\/\/www.youtube.com\/watch?v=G7Ewqm0YHUI","rendered":"<p>An\u00a0<a title=\"\" href=\"http:\/\/www.srh.noaa.gov\/jetstream\/synoptic\/airmass.htm\" target=\"_blank\"><strong>air mass<\/strong><\/a>\u00a0is a large mass of air that has similar characteristics of<em>temperature<\/em>\u00a0and\u00a0<em>humidity<\/em>\u00a0within it. An air mass acquires these characteristics above an area of land or water known as its source region. When the air mass sits over a region for several days, or longer, it picks up the distinct temperature and humidity characteristics of that region.<\/p>\n<p><iframe loading=\"lazy\" id=\"oembed-1\" title=\"What are air masses?\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/kvk-hBFnBTI?feature=oembed&#38;rel=0\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p>When two air masses meet together, the boundary between the two is called a\u00a0<a title=\"\" href=\"http:\/\/www.srh.noaa.gov\/jetstream\/\/synoptic\/airmass.htm\" target=\"_blank\"><strong>weather front<\/strong><\/a>. At a front, the two air masses have different densities, based on temperature, and do not easily mix. One air mass is lifted above the other, creating a low pressure zone. If the lifted air is moist, there will be condensation and precipitation. Winds are common at a front. The greater the temperature difference between the two air masses, the stronger the winds will be. Fronts are the main cause of stormy weather.<\/p>\n<p><iframe loading=\"lazy\" id=\"oembed-2\" title=\"What are weather fronts?\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/G7Ewqm0YHUI?feature=oembed&#38;rel=0\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n\n\t\t\t <section class=\"citations-section\" role=\"contentinfo\">\n\t\t\t <h3>Candela Citations<\/h3>\n\t\t\t\t\t <div>\n\t\t\t\t\t\t <div id=\"citation-list-1443\">\n\t\t\t\t\t\t\t <div class=\"licensing\"><div class=\"license-attribution-dropdown-subheading\">All rights reserved content<\/div><ul class=\"citation-list\"><li>What are Air Masses. <strong>Authored by<\/strong>: Met Office. <strong>Provided by<\/strong>: Youtube. <strong>Located at<\/strong>: <a target=\"_blank\" href=\"https:\/\/www.youtube.com\/watch?v=kvk-hBFnBTI\">https:\/\/www.youtube.com\/watch?v=kvk-hBFnBTI<\/a>. <strong>License<\/strong>: <em>All Rights Reserved<\/em>. <strong>License Terms<\/strong>: Standard Youtube License<\/li><li>What are Weather Fronts. <strong>Authored by<\/strong>: Met Office. <strong>Provided by<\/strong>: Youtube. <strong>Located at<\/strong>: <a target=\"_blank\" href=\"https:\/\/www.youtube.com\/watch?v=G7Ewqm0YHUI\">https:\/\/www.youtube.com\/watch?v=G7Ewqm0YHUI<\/a>. <strong>License<\/strong>: <em>All Rights Reserved<\/em>. <strong>License Terms<\/strong>: Standard Youtube License<\/li><\/ul><\/div>\n\t\t\t\t\t\t <\/div>\n\t\t\t\t\t <\/div>\n\t\t\t <\/section>","protected":false},"author":1367,"menu_order":7,"template":"","meta":{"_candela_citation":"[{\"type\":\"copyrighted_video\",\"description\":\"What are Air Masses\",\"author\":\"Met Office\",\"organization\":\"Youtube\",\"url\":\"https:\/\/www.youtube.com\/watch?v=kvk-hBFnBTI\",\"project\":\"\",\"license\":\"arr\",\"license_terms\":\"Standard Youtube License\"},{\"type\":\"copyrighted_video\",\"description\":\"What are Weather Fronts\",\"author\":\"Met Office\",\"organization\":\"Youtube\",\"url\":\"https:\/\/www.youtube.com\/watch?v=G7Ewqm0YHUI\",\"project\":\"\",\"license\":\"arr\",\"license_terms\":\"Standard Youtube License\"}]","CANDELA_OUTCOMES_GUID":"","pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-1443","chapter","type-chapter","status-publish","hentry"],"part":1278,"_links":{"self":[{"href":"https:\/\/courses.lumenlearning.com\/earthscienceck12\/wp-json\/pressbooks\/v2\/chapters\/1443","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/courses.lumenlearning.com\/earthscienceck12\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/courses.lumenlearning.com\/earthscienceck12\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/earthscienceck12\/wp-json\/wp\/v2\/users\/1367"}],"version-history":[{"count":3,"href":"https:\/\/courses.lumenlearning.com\/earthscienceck12\/wp-json\/pressbooks\/v2\/chapters\/1443\/revisions"}],"predecessor-version":[{"id":1446,"href":"https:\/\/courses.lumenlearning.com\/earthscienceck12\/wp-json\/pressbooks\/v2\/chapters\/1443\/revisions\/1446"}],"part":[{"href":"https:\/\/courses.lumenlearning.com\/earthscienceck12\/wp-json\/pressbooks\/v2\/parts\/1278"}],"metadata":[{"href":"https:\/\/courses.lumenlearning.com\/earthscienceck12\/wp-json\/pressbooks\/v2\/chapters\/1443\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/courses.lumenlearning.com\/earthscienceck12\/wp-json\/wp\/v2\/media?parent=1443"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/earthscienceck12\/wp-json\/pressbooks\/v2\/chapter-type?post=1443"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/earthscienceck12\/wp-json\/wp\/v2\/contributor?post=1443"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/earthscienceck12\/wp-json\/wp\/v2\/license?post=1443"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}