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September 30, 2014

September 30, 2014

Posted by **Anonymous** on Monday, January 2, 2012 at 2:30am.

- physics -
**drwls**, Monday, January 2, 2012 at 4:34amNote that the body will hit the ground after 4.47 s. The KE after 5 seconds will depend how well it bounces.

trick question.

- physics -
**a**, Wednesday, January 11, 2012 at 1:54am2500j

- physics -
**a**, Wednesday, January 11, 2012 at 2:02amv=u+gt

V= 0 + 10*5

V= 50

K.E= 1/2 *2*50*50

K.E = 2500J

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