Why don't perpetual motion machines ever work? - Netta Schramm

TED-Ed · 6,431,017 views
Check out our Patreon page: https://www.patreon.com/teded

View full lesson: http://ed.ted.com/lessons/why-don-t-perpetual-motion-machines-ever-work-netta-schramm

Perpetual motion machines — devices that can do work indefinitely without any external energy source — have captured many inventors’ imaginations because they could totally transform our relationship with energy. There’s just one problem: they don’t work. Why not? Netta Schramm describes the pitfalls of perpetual motion machines.

Lesson by Netta Schramm, animation by TED-Ed.

videos 911 jumpers hitting ground, videos for cats, videos for kids, videos chistosos, videos youtube, videostream, videos for babies, videostar, videos for dogs, videoscribe, videos about, videos app, videos about sharks, videos about dinosaurs, videos about slime, videos about dogs, videos about cats, videos about mermaids, videos are green, a videos of, a videos of peppa pig, a videos 2018, a videos youtube, a videos download, a videos songs, a videos of frozen, a videos mp4, a videos comedy, a videos dailymotion, videos babies, videos babies like, videos by dantdm, videos barbie, videos babies love, videos buffering, videos batman videos, videos by mike, videos banda ms, videos by cookieswirlc, b videos download, b videos mattyb videos, 9 videos download, 9 videos a to z, 9 videos 2017, video song 9, 9 videos.ni, 9apps videos, video studio 9, videos, videos.9 a to z download