Tuesday
March 31, 2015

Homework Help: Physics

Posted by Kristen on Sunday, September 30, 2007 at 2:05pm.

A ball is shot from the ground into the air. At a height of 0.1m, the velocity is observed to be v=7.7i + 6.4j in meters per second (i horizontal, j upward). What is the direction of the ball's velociry just before it hits the ground?

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