Physics, 10.12.2021 22:10, azaz1819

A 1.81-kg juggling ball is thrown with a kinetic energy of 4.00 J. It then hits a wall and comes back a with half its original speed. The ball's kinetic energy after hitting the wall must be J. Round your answer to three significant figures.

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A 1.81-kg juggling ball is thrown with a kinetic energy of 4.00 J. It then hits a wall and comes bac...