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My Most Recent Video (2015.07.30)
Introduction to Static and Kinetic Friction by Bobby (4:04)
Bobby teaches the basics of friction and the differences between Static and Kinetic Friction.
This is an AP Physics 1 topic.
0:11 Basic definition of friction
0:40 What causes friction?
1:30 Static and kinetic friction demonstrated
2:10 Friction is independent of surface area
2:47 The direction of the force of friction
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