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Energy Conservation with Nonconservative Forces: a Ball Drops Some Distance

Question 39

Multiple Choice

Energy conservation with nonconservative forces: A ball drops some distance and loses 30 J of gravitational potential energy. Do NOT ignore air resistance. How much kinetic energy did the ball gain?


A) more than 30 J
B) exactly 30 J
C) less than 30 J

Correct Answer:

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