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# presentation_lec_3 - Newton’s third law Newton’s law of...

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Lecture #3 The Laws of Motion Applications of Newton's Laws. When was this picture on the Google? Why?

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Linear air track

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Every object persists in its state of rest or uniform motion- in a
The first Newton’s law is hold not always! Only in inertial frame of reference No acceleration! aearth=0.034 m/sec2 g=9.8 m/sec2 It is 300 times smaller than free fall acceleration

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Newton’s second law
For every action, there is an equal and opposite re-action

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Unformatted text preview: Newton’s third law Newton’s law of universal gravitation Every particle in the Universe attracts every other particle with a force that is directly proportional to the product of their masses and inversely proportional to the square of the distance between them. Gravity and the apple Fundamental Forces of Nature Applications of Newton’s law Friction Homework http://www.youtube.com/watch? v=iDGvBWmUcFU&feature=related...
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presentation_lec_3 - Newton’s third law Newton’s law of...

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