Physics
Physics, 05.12.2020 14:00, bakoeboo

A 1.0-kg object moving in a certain direction has a kinetic energy of 2.0 J. It hits a wall and comes back with half its original speed. What is the kinetic energy of this object at this point?

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Answers: 2

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A 1.0-kg object moving in a certain direction has a kinetic energy of 2.0 J. It hits a wall and come...

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