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Physics 10 Online
OpenStudy (anonymous):

A penny falls from a windowsill which is 25.0 m above the sidewalk. How much time does a passerby on the sidewalk below have to move out of the way before the penny hits the ground?

OpenStudy (kewlgeek555):

=>v = 0 + 1.5 x 5 = 7.5 m/s

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