{"id":399,"date":"2012-12-24T08:14:13","date_gmt":"2012-12-24T05:14:13","guid":{"rendered":"http:\/\/dorjegurung.com\/sciblog\/?page_id=399"},"modified":"2026-03-12T18:31:44","modified_gmt":"2026-03-12T18:31:44","slug":"m4-uncanny-can","status":"publish","type":"page","link":"https:\/\/www.dorjegurung.com\/sciblog\/myp4-5-science\/m4-chemistry\/m4-uncanny-can\/","title":{"rendered":"M4 Uncanny Can"},"content":{"rendered":"\n<p class=\"has-text-align-center\"><em><strong>Background<\/strong><\/em><\/p>\n\n\n\n<p>Pressure exerted by a gaseous substance in a closed container depends on a number of factors (such as temperature, number of gaseous particles). When one or more of those factors change for a gas in a closed container some times the result can be quite dramatic.<\/p>\n\n\n\n<p>Resources:<br \/>\n<a title=\"State and Energy\" href=\"https:\/\/www.dorjegurung.com\/chemistry\/MYP_Chemistry\/M4_Matter_II_State&amp;Energy_files\/frame.htm\">M4 Chemistry Matter II: State and Energy<\/a>. PowerPoint slides on the relationship between state of matter and energy content of particles in a sample of the matter.<\/p>\n\n\n\n<p class=\"has-text-align-center\"><em><strong>Discrepant Event<\/strong><\/em><\/p>\n\n\n\n<p>In this Discrepant Event, a soft drink can with a little bit of water is heated over a Bunsen burner until steam starts coming out of the opening. It is then quickly inverted over a trough of water. Watch the video to see what happens next.<\/p>\n\n\n\n<p><iframe title=\"M4  Spring 09 Uncanny Can\" width=\"1200\" height=\"675\" src=\"https:\/\/www.youtube.com\/embed\/LMQOt0QIoc0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe> <\/p>\n\n\n\n<p>And the question is: Why did the can get crushed?<\/p>\n\n\n\n<p>Concepts involved:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><span style=\"line-height: 16px\">energy\/heat transfer, evaporation\/boiling, pressure, atmospheric pressure, cooling, condensation (additional concepts: vacuum, expansion, contraction, number of gaseous particles).<\/span><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Background Pressure exerted by a gaseous substance in a closed container depends on a number of factors (such as temperature, number of gaseous particles). When one or more of those factors change for a gas in a closed container some times the result can be quite dramatic. Resources: M4 Chemistry Matter II: State and Energy. [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":1298,"parent":734,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"jetpack_post_was_ever_published":false,"footnotes":""},"class_list":["post-399","page","type-page","status-publish","has-post-thumbnail","hentry"],"blocksy_meta":[],"jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/P2Y7Kk-6r","_links":{"self":[{"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/pages\/399","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/comments?post=399"}],"version-history":[{"count":1,"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/pages\/399\/revisions"}],"predecessor-version":[{"id":4195,"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/pages\/399\/revisions\/4195"}],"up":[{"embeddable":true,"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/pages\/734"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/media\/1298"}],"wp:attachment":[{"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/media?parent=399"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}