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Physics, 17.03.2020 05:41 jonlandis6

A block slides down a rough ramp (with friction) of height h . Its initial speed is zero. Its final speeds at the bottom of the ramp is v . Choose the system to be the block and the Earth.

While the block is descending, its kinetic energy:

a. Increases.
b. Decreases.
c. Remains constant.

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