How does work…工作? – Peter Bohacek

查看完整課程: http://ed.ted.com/lessons/how-does-work-work-peter-bohacek

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 objectsa lightbulb and a grandfather clock.

Lesson by Peter Bohacek, animation by Luke Cahill.

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