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July 2, 2015

Homework Help: physics

Posted by Tereza on Saturday, October 30, 2010 at 1:10pm.

An object was dropped from the top a tall building. During the last two seconds of the fall in traveled 80m.
A) Find the total time of the fall. Assume that the gravitational acceleration is a constant 10m/s and air resistance is negligible.
B) Calculate the height of the building.

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