Asked by Pascha
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???
How do you solve this???
Answers
Answered by
Elena
PE->KE
mgh=mv²/2
v=sqrt(2gh)
mgh=mv²/2
v=sqrt(2gh)
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