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Brelou Brelou
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7 years ago
A boy throws a ball to another boy who throws it back with half the original speed. What is the ratio of the final kinetic energy to the initial kinetic energy of the ball?
A) 0.25
B) 0.50
C) 2.00
D) 0.75
E) 1.0
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Physics

Physics


Edition: 4th
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Quantum physics thus reveals a basic oneness of the universe.
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Raj.SRaj.S
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Brelou Author
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7 years ago
Brilliant ツ
halyna
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Thanks for your help!!
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Just got PERFECT on my quiz
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