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A kid on a skateboard is halfway down a hill. If he has 500J of kinetic energy, what is the total energy in the system, his potential energy and his kinetic energy? Give: Total energy [1] KE [2] PE [3]
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32 votes
32 votes
A kid on a skateboard is halfway down a hill. If he has 500J of kinetic energy, what is the total energy in the system, his potential energy and his kinetic energy?

Give: Total energy [1] KE [2] PE [3]

User Joe Savona
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1 Answer

25 votes
25 votes

as the skateboard moves halfway down the hill, kinetic energy will increase, and potential will decrease, but the total will stay 500 J

potential energy will go from 500 to (500÷ 2) = 250 J

kinetic will go from 0 to 250J halfway

wyzant

User PCasagrande
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