{"id":5103,"date":"2015-07-11T15:45:36","date_gmt":"2015-07-11T15:45:36","guid":{"rendered":"http:\/\/demos.swarthmore.edu\/physics\/?p=5103"},"modified":"2024-01-19T19:10:44","modified_gmt":"2024-01-19T19:10:44","slug":"chain-fountain","status":"publish","type":"post","link":"https:\/\/demos.swarthmore.edu\/physics\/2015\/07\/chain-fountain\/","title":{"rendered":"Chain Fountain"},"content":{"rendered":"<p><a href=\"http:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2015\/07\/2015-01-27-15.55.07.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-5104 aligncenter\" src=\"http:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2015\/07\/2015-01-27-15.55.07.jpg\" alt=\"chain fountain\" width=\"590\" height=\"442\" \/><\/a><\/p>\n<p>Few demos are as simple and surprising as this one.<\/p>\n<ul>\n<li>Chain appears to levitate as it falls out of cup.<\/li>\n<li>Elevate cup above floor 5 to 7 feet. Pull end of chain out of cup to begin initial descent. Chain will self-siphon.<\/li>\n<li>While the chain falls at an accelerating rate, a standing wave develops above the lip of the cup and levitates.<\/li>\n<li>See a<a href=\"https:\/\/www.youtube.com\/watch?v=_dQJBBklpQQ\">\u00a0brief youtube video here.<\/a><\/li>\n<li>See a\u00a0<a href=\"https:\/\/www.youtube.com\/watch?v=6ukMId5fIi0\">slow-mo video here<\/a>, with a conceptual explanation.<\/li>\n<\/ul>\n<p>Located in L02, section B-3.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Few demos are as simple and surprising as this one. Chain appears to levitate as it falls out of cup. Elevate cup above floor 5 to 7 feet. Pull end of chain out of cup to begin initial descent. Chain will self-siphon. While the chain falls at an accelerating rate, a standing wave develops above &hellip; <a href=\"https:\/\/demos.swarthmore.edu\/physics\/2015\/07\/chain-fountain\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Chain Fountain<\/span><\/a><\/p>\n","protected":false},"author":4,"featured_media":5104,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[74,547,6,49,66],"tags":[548,549,312,550,551],"_links":{"self":[{"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/posts\/5103"}],"collection":[{"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/comments?post=5103"}],"version-history":[{"count":8,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/posts\/5103\/revisions"}],"predecessor-version":[{"id":5120,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/posts\/5103\/revisions\/5120"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/media\/5104"}],"wp:attachment":[{"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/media?parent=5103"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/categories?post=5103"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/tags?post=5103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}