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MCAS Physics Exam Practice

Category - Introductory Physics

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A ball is thrown straight upward. The ball’s initial speed is 30 m/s and its mass is 0.05 kg, resulting in an initial kinetic energy of 22.5 J.If the initial potential energy of the ball is 10 J and there is no frictional force, what would be the ball’s total energy while it is moving?

0.0 J
10.0 J
22.5 J
32.5 J

Explanation

Answer: D - 32.5 J

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