Homework Help: physics

Posted by john on Sunday, April 10, 2011 at 6:54pm.

You throw a ball straight up in the air. The instant after leaving your hand the ball’s speed is 30 m/s. Ignoring the effects of air resistance, predict how fast the ball is traveling 2 seconds later? Where is it at this time?

physics - bobpursley, Sunday, April 10, 2011 at 6:55pm
h= vi*time-1/2 g t^2 is how high
Vf=vi-gt is how fast it is still going.

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