{"id":2266,"date":"2003-12-22T06:47:11","date_gmt":"2003-12-22T06:47:11","guid":{"rendered":"http:\/\/cobranchi.com\/wp\/?p=2266"},"modified":"2003-12-22T06:47:11","modified_gmt":"2003-12-22T06:47:11","slug":"rube-goldberg-machines","status":"publish","type":"post","link":"http:\/\/cobranchi.com\/?p=2266","title":{"rendered":"RUBE GOLDBERG MACHINES"},"content":{"rendered":"<p><a href=\"http:\/\/www.freep.com\/news\/education\/ninven22_20031222.htm\">A Detroit-area science class<\/a> was given the assignment to make the least energy-efficient machines they could imagine.<\/p>\n<blockquote><p>Samantha Tazzia of West Bloomfield and Elaine Pulk, who is from Ohio but lives on campus, called their invention &#8220;Piano Pizazz.&#8221; &#8220;We were told to waste the most energy you could to make it the most inefficient,&#8221; Samantha, 15, said. <\/p>\n<p>As they explained their lessons on the study of motion and the differences between potential (stored) energy and kinetic (moving) energy, the girls walked through their project&#8217;s energy transfers. <\/p>\n<p>First, they dropped a marble through a black funnel. It rolled down a wooden ramp and hit three miniature books from Samantha&#8217;s childhood days. The books hit a toy helicopter propeller, which sent a marble shooting down a tunnel, flying through the air and then landing to play a note on a keyboard. <\/p><\/blockquote>\n<p>That sounds like a good homeschool project for a cold winter day.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A Detroit-area science class was given the assignment to make the least energy-efficient machines they could imagine. Samantha Tazzia of West Bloomfield and Elaine Pulk, who is from Ohio but lives on campus, called their invention &#8220;Piano Pizazz.&#8221; &#8220;We were told to waste the most energy you could to make it the most inefficient,&#8221; Samantha, [&hellip;]<\/p>\n","protected":false},"author":106,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"http:\/\/cobranchi.com\/index.php?rest_route=\/wp\/v2\/posts\/2266"}],"collection":[{"href":"http:\/\/cobranchi.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/cobranchi.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/cobranchi.com\/index.php?rest_route=\/wp\/v2\/users\/106"}],"replies":[{"embeddable":true,"href":"http:\/\/cobranchi.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2266"}],"version-history":[{"count":0,"href":"http:\/\/cobranchi.com\/index.php?rest_route=\/wp\/v2\/posts\/2266\/revisions"}],"wp:attachment":[{"href":"http:\/\/cobranchi.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2266"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/cobranchi.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2266"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/cobranchi.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2266"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}