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Physics, 02.12.2021 04:20 rudondo4747

I tossed a ball straight up into the air and timed how long it took to return to the height I tossed it from. It took 4.2s. How fast did I throw the ball into the air?

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I tossed a ball straight up into the air and timed how long it took to return to the height I tossed...
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