Wednesday
November 26, 2014

Homework Help: physics

Posted by Melissa on Sunday, September 19, 2010 at 2:49pm.

A child throws a ball with an initial speed of 8 m/s at an angle of 40 degrees above the horizontal. The ball leaves her hand 1 m above the ground. How long is the ball in flight before it hits the ground? What is the magnitude of the ball's velocity just before it hits the ground? At what angle below the horizontal does the ball approach the ground?

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