TED-Ed

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

Directed by Jeremiah Dickey
TV-PG
2017 • E141    Jun 5, 2017    10m
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.

Where to Watch TED-Ed - 2017 • E141

 

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