You and a friend are both standing at either end of a long, stationary, skateboard on level ground. there is zero friction in the bearings of the wheels. which of the following results in the greatest final speed of the skateboard? i) you throw a ball to her, and she hits it back over your head with final speed so. ii) she throws a ball over your head with final speed so.
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You and a friend are both standing at either end of a long, stationary, skateboard on level ground....
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