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A 1.4 kilogram sphere ball hangs at the end of a rope. A person kicks the ball, and it rises 3 meters above the ground.

1. What's the ball's maximum GPE?

41.16 J

2. What would be the velocity of the ball at the lowest point of the swing?

7.67 m/s

3. What would be the KE of the ball at the lowest point of the swing?

41.16 J, because all the GPE is converted into KE.

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