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April 16, 2014

Homework Help: physics

Posted by Mel on Sunday, October 2, 2011 at 1:13pm.

An object is thrown straight down off of a cliff with a velocity of 18m/s.
a) What is the object's velocity after 15s?
b) If the cliff is 358m high, how long does it take for the object to hit the ground?

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