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November 21, 2014

November 21, 2014

Posted by **heather** on Sunday, February 27, 2011 at 12:58pm.

- physics -
**drwls**, Sunday, February 27, 2011 at 1:12pmWork = 214,000 J

= difference in kinetic energy.

= (M/2)(V2^2 - V1^2)

Solve for M (in kg)

- physics -
**heather**, Monday, February 28, 2011 at 11:43amso would it be 1/2(29.3-23.1)/214000

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