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Science & Mathematics by Anonymous 2018-05-18 13:08:56
Social Science
A ball rolling down a hill. Which is correct?
1 answer
a) The speed decreases, the acceleration increases b) The speed increases, the acceleration increases c) The speed decreases, the acceleration decreases d) The speed increases, the acceleration decreases
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Anonymous
Insufficient information! We need to know: 1. Is the slope/gradient constant or does it change from the top of the hill to the bottom of the hill? 2. Are you including the motion of the ball after it gets to the bottom of the hill?
