MIT Professor Walter Lewin, Physics, Classical Mechanics, Lecture No. 08: Friction
This lecture deals exclusively with frictional forces.
Prof. Lewin demonstrates a strange experiment, where a flea is moving a thick book.
via Yovisto / Osotis
MIT Professor Walter Lewin, Physics, Classical Mechanics, Lecture No. 07: Weight and Weightlessness
This lecture explores weight, perceived gravity, weightlessness, free fall, zero perceived gravity in orbit.
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MIT Professor Walter Lewin, Physics, Classical Mechanics, Lecture No. 06: Newton's Laws
This lecture is all about Newton's First (inertia), Second (F=ma) and Third (action=-reaction) Laws.
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IN 1999, legendary theoretical physicist Hans Bethe delivered three lectures on quantum theory to his neighbors at the Kendal of Ithaca retirement community (near Cornell University). Given by Professor Bethe at age 93, the lectures are presented here as
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