A skateboarder starts from rest and moves down a hill


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a skateboarder starts from rest and moves down a hill with constant acceleration in a straight line for 6 s. in a second trial he starts from rest and moves along the same straight line with the same acceleration for only 2 s. how does his displacement from his starting point compare with the first trial?. A) one-third as large. B) three times larger . C)One-ninth as large. D) nine times larger

Answered by wiki @



When a skateboarder starts from rest and moves down a hill with constant acceleration in a straight line for 6 seconds in a second trial he starts from rest and moves along the same straight line with the same acceleration for only 2 seconds. His displacement from his starting point compared with the first trial is one-ninth as large. This will make the answer choice C. 

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