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A 0.26-kg rock is thrown vertically upward from the top of a cliff that is 32 m high. when it hits the ground at the base of the cliff, the rock has a speed of 30 m/s .
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A 0.26-kg rock is thrown vertically upward from the top of a cliff that is 32 m high. when it hits the ground at the base of the cliff, the rock has a speed of 30 m/s .

User Kevin Jensen
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this is your teacher get off your phone

User Rudra Prasad Samal
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