Homework Help: physics

Posted by matt on Thursday, October 20, 2011 at 7:57pm.

A ball is thrown horizontally from the top of a building 30.1 m high. The ball strikes the ground at a point 66.8 m from the base of the building.
The acceleration of gravity is 9.8 m/s2 . Find the time the ball is in motion. Answer in units of s

physics - bobpursley, Thursday, October 20, 2011 at 8:55pm
how long is it in the air?

66.8=1/2 g t^2 solve for t.
physics - chris, Wednesday, December 7, 2011 at 7:59pm
7

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