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July 30, 2014

July 30, 2014

Posted by **Amy** on Tuesday, February 9, 2010 at 8:47pm.

- physics -
**bobpursley**, Tuesday, February 9, 2010 at 8:51pmHow much time does it take to fall 8 feet?

h=1/2 g t^2

8=1/2 32 t^2

t^2=1/2

t= .707 sec

distance= Vi*.707=45

vi= 45*sqrt2 ft/sec

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