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A penny is dropped into a well and it takes 5 seconds to fall what is the depth?
Wiki User
∙ 15y ago
d=1/2 (a)(t^2)
d=distance
a=acceleration
t=time
acceleration due to gravity is 32 ft/second
so d=1/2 (32)(5^2)
d=16(25)
d=400
Wiki User
∙ 15y ago
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