(II) A skateboarder, with an initial speed of 2.0 m/s,
Chapter 4, Problem 54P(choose chapter or problem)
Problem 54P(II) A skateboarder, with an initial speed of 2.0 m/s, rolls virtually friction free down a straight incline of length 18 m in 3.3 s. At what angle is the incline oriented above the horizontal?
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