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September 20, 2014

September 20, 2014

Posted by **Jill Hefner** on Wednesday, November 1, 2006 at 4:53pm.

I wish I could help but I am taking Biology this year!Sorry but um....check your Physics book!

Also,thanks for the math help!

First, find the vertical speed of ball 1.

hf=hi + vi*t +1/2 g t^2

0=0 + vi*3 + 1/2 (-9.8)*9

solve for Vi.

Then, on ball 2

ThatVi= VoSin30

solve for Vo.

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