{"id":2590,"date":"2009-05-26T03:00:14","date_gmt":"2009-05-26T08:00:14","guid":{"rendered":"http:\/\/blogs.scienceforums.net\/swansont\/?p=2590"},"modified":"2009-05-26T03:00:14","modified_gmt":"2009-05-26T08:00:14","slug":"those-who-can-do","status":"publish","type":"post","link":"http:\/\/blogs.scienceforums.net\/swansont\/archives\/2590","title":{"rendered":"Those Who Can, Do."},"content":{"rendered":"<p><a href=\"http:\/\/www.popsci.com\/scitech\/article\/2009-05\/breakdown-human-ball-bounce-trick\">The Breakdown: Defying Death at the Gym<\/a><\/p>\n<p>Neat  little gymnastics demonstration that you will never catch me attempting, because it looks like an engraved invitation to a serious injury.  The physics is much less strenuous, being an exercise in conservation of linear and angular momentum.  If you read through the comments you&#8217;ll find someone who insists the explanation is wrong, because kinetic energy isn&#8217;t conserved in inelastic collisions.  But kinetic energy isn&#8217;t mentioned in the explanation, so file that under &#8220;W&#8221; for &#8220;WTF?&#8221;  The same poster returns to dig his hole even deeper by insisting that momentum isn&#8217;t conserved, either.  It&#8217;s scary if they are indeed a teacher of statics and dynamics.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Breakdown: Defying Death at the Gym Neat little gymnastics demonstration that you will never catch me attempting, because it looks like an engraved invitation to a serious injury. The physics is much less strenuous, being an exercise in conservation &hellip; <a href=\"http:\/\/blogs.scienceforums.net\/swansont\/archives\/2590\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[39,52],"tags":[],"class_list":["post-2590","post","type-post","status-publish","format-standard","hentry","category-physics","category-sports"],"_links":{"self":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/posts\/2590","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/comments?post=2590"}],"version-history":[{"count":0,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/posts\/2590\/revisions"}],"wp:attachment":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/media?parent=2590"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/categories?post=2590"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/tags?post=2590"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}