barbz4lifechile barbz4lifechile

11-12-2020
Physics

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A rock is at the top og a 20 meter tall hill. The rock has a mass of 10 kg. How much potential energy does it have

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ayubamuhammad ayubamuhammad

14-12-2020

Answer:

1962 joules

Explanation:

m = 10 kg

h = 20 m

g = 9.81 ms^-2

PE = ?

PE = MGH

PE = 10 x 9.81 x 20

PE = 1962 joules

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