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July 3, 2015

Homework Help: 8th grade physical science

Posted by Misty on Thursday, January 19, 2012 at 11:33am.

You are on roller blades on top of a small hill. Your PE is 1,000.0 Joules. The last time you check your mass was 60.0 kg. What is the height of the hill?
if you start skating down this hill, your poetntial energy will be converted to kinetic. At the bottom of the hill, the kinetic energy will be equal ot your potential energy at the top. What will be your speed at the bottom of the hill? What is a Joule?

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