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Chemistry, 04.02.2021 20:50 wibi1963

Which of the following situations violates the law of conservation of energy? A ball dropped from the top of a building increases in speed until it hits the ground
A block sliding freely on level ice increases in speed until it hits a wall.
A child playing on a swing moves fastest at the bottom of the swing's path.
The height a ball bounces decreases with each bounce

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