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April 20, 2014

April 20, 2014

Posted by **hheellpp** on Thursday, March 8, 2012 at 6:51pm.

- science -
**Henry**, Friday, March 9, 2012 at 4:59pmVo^2 = Vf^2 - 2g*d.

Vo^2 = 0 -(-19.6)*20 = 392.

Vo = 19.8 m/s.

KE = 0.5m*V^2 = 0.075 * (19.8)^2 = 29.4

Joules.

- science -
**hheellpp**, Friday, March 9, 2012 at 6:16pmthankss . what does the ^ mean tho ?

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