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Usain Bolt masses 94 kg and runs at 10 m/s. How much kinetic energy does he have?


Usain’s brother, Insane Bolt, runs twice as fast and has the same mass. How much kinetic energy does he have?


If you double the mass of an object, how does this affect its kinetic energy?


You serve a volleyball with a mass of 2.1 kg. The ball leaves your hand with a speed of 30 m/s.

A car is traveling with a velocity of 40 m/s and has a mass of 1120 kg.

Determine the kinetic energy of a 1000-kg roller coaster car that is moving with a speed of 20.0 m/s.

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