Homework Help: Science

Posted by Pascha on Monday, January 21, 2013 at 1:57pm.

A 35 kg child starting from rest slides down a hill with a vertical height of 20m. What is the child's speed at the bottom of the hill?

How do you solve this???

Science - Elena, Monday, January 21, 2013 at 4:07pm
PE->KE
mgh=mv²/2

v=sqrt(2gh)

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