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January 31, 2015

January 31, 2015

Posted by **mike** on Sunday, October 10, 2010 at 7:39pm.

- physics -
**drwls**, Sunday, October 10, 2010 at 8:17pmDivide the hiker's gain in gravitatIonal potential anergy (M g H) by the elapsed time in seconds (19800).

For the scond part, divide the first answer by 0.14.

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