Chap5_ThirdLaw - Chapter 5 Newton's Third Law of Motion and...

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Chapter 5 Newton’s Third Law of Motion and Adding up Forces at angles For every “action” there is a “reaction”…
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Newton’s Third Law of Motion Whenever an object exerts a force on a second object, the second object exerts a force of equal magnitude in the opposite direction on the first object . First Object (Hammer) Second Object (Nail)
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Check A 1-ton car, going 60 km/h hits a 3-ton truck, going 40 km/h. On which vehicle is the force of impact greatest? On which vehicle is the change in velocity greatest? By what principles of physics?
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Action and Reaction A common expression of Newton’s 3 rd Law is: To every action there’s an equal and opposite reaction. What’s an “action”? How can reaction be “equal” and “opposite”?
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???? ???? ???? ???? Here are some examples of action-reaction pairs. Think of examples of an object exerting a force on a second object. Practice identifying
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This note was uploaded on 04/29/2010 for the course PHYS 100 taught by Professor Nidhalguessoum during the Spring '10 term at American University of Sharjah.

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Chap5_ThirdLaw - Chapter 5 Newton's Third Law of Motion and...

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