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If the speed of a roller coaster at the bottom of a hill is 20.0 m/s, what is the tallest hill the coaster can climb, assuming no friction losses?
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When solid surfaces slide over each other the kind of friction that occurs is called friction
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Give a suggestion to make speech distinct in a cinema hall. explain the reason for your answer. hey guys don't joke ok it's my homework answer fast .
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If the speed of a roller coaster at the bottom of a hill is 20.0 m/s, what is the tallest hill the c...
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