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Physics, 22.09.2021 06:40 harlem3166

Shawn threw a hammer down from a roof at 3 m/s. Note that he decided to make “down” positive. How long did it take to hit the ground if it was
moving at 7 m/s when it hit?

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Shawn threw a hammer down from a roof at 3 m/s. Note that he decided to make “down” positive. How...
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