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April 23, 2014

Homework Help: math

Posted by kaley on Sunday, January 6, 2008 at 5:21pm.

recall that the acceleartion due to earth's gravity is 32 ft/sec^2. from ground level, a projectile is fired straight upward with velocity 90 feet per second.

a. what is its velocity after 3 seconds
b. when does it hit the ground
c. when it hits the ground, what's the net distance it has traveled.
d. when it hits the ground, what is the total distance it has traveled

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