November 30, 2015

Homework Help: physics

Posted by mely on Wednesday, January 26, 2011 at 12:52am.

A brick is released with no initial speed from the roof of a building and strikes the ground in 1.50 {s}, encountering no appreciable air drag.

A. How tall, in meters, is the building?

B.How fast is the brick moving just before it reaches the ground?

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