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Physics, 20.09.2019 06:30 emilee30

Provides some background for this problem. a ball is thrown vertically upward, which is the positive direction. a little later it returns to its point of release. the ball is in the air for a total time of 7.70 s. what is its initial velocity? neglect air resistance.

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Provides some background for this problem. a ball is thrown vertically upward, which is the positive...

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