A ball of mass 7.42 kg moving with speed 9.54 m/s hits a wall and bounces back with speed 5.77 m/s in the opposite direction. What is the change in the ball’s kinetic energy? No unit is required for the final answer. Round your answer to 0 decimal places

A ball of mass 7.42 kg moving with speed 9.54 m/s hits a wall and bounces back with speed 5.77 m/s in the opposite direction. What is the change in the ball’s kinetic energy? No unit is required for the final answer. Round your answer to 0 decimal places

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter8: Conservation Of Energy

Section: Chapter Questions

Problem 8.19P: A boy in a wheelchair (total mass 47.0 kg) has speed 1.40 m/s at the crest of a slope 2.60 m high...

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Question

A ball of mass 7.42 kg moving with speed 9.54 m/s hits a wall and bounces back with speed 5.77 m/s in the opposite direction. What is the change in the ball’s kinetic energy? No unit is required for the final answer.

Round your answer to 0 decimal places.

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