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Question
A rock dropped from a 5-m height accelerates at 10 m/s2 and strikes the ground 1 s later. If the rock is dropped from a height of 2.5 m, its acceleration of fall isA) half.
B) the same.
C) twice.
D) four times as much.
Answer
This answer is hidden. It contains 1 characters.
Related questions
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Q:
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Q:
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