How does work...work? - Peter Bohacek
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TEDEd Animation
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The concepts of work and power help us unlock and understand many of the physical laws that govern our universe. In this Lesson, Peter Bohacek explores the interplay of each concept when applied to two common objects---a lightbulb and a grandfather clock.
The work done to lift the metal cylinders while winding the clock is the same as the work done by the force of gravity lowering the cylinders while the clock runs. Why is the power to run the clock so much less than the power to wind the clock?
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Meet The Creators
- Animator Luke Cahill
- Educator Peter Bohacek
- Narrator Peter Bohacek
