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Physics, 28.09.2019 16:30 ellamai16

1. you serve a volleyball with a mass of 2.1 kg. the ball leaves your hand with a speed of 30 m/s. the ball has energy. calculate it.

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1. you serve a volleyball with a mass of 2.1 kg. the ball leaves your hand with a speed of 30 m/s. t...
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