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A 1-kg iron ball and a 10-kg iron ball are dropped from rest from the top of a one-story building. When hitting the ground below, compared with the 1-kg ball, the 10-kg ball hasa. less momentum and KE.b. the same momentum and KE.c. 10 times as much momentum and 10 times as much KE.d. 10 times as much momentum and 100 times as much KE.
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