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July 4, 2015

Homework Help: Physical Science

Posted by mysterychicken on Friday, May 22, 2009 at 5:04pm.

Is this correct?

Gabriella weighs 450 N. She climbs a flight of stairs to a height of 3 m. It takes her 5 seconds.
How much work does Gabriella do when she climbs the stairs?
Ans- 1,350 J.
What I did was 450*3
Can someone check this? Thanks
-MC

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