A boy stands on the edge of a cliff and throws a stone vertically downward with an initial speed of 10 m/s. The instant before the stone hits the ground below, it has 1000 J of kinetic energy. If he were to throw the stone horizontally outward from the cliff with the same initial speed of 10 m/s, how much kinetic energy would it have just before it hits the ground?
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Answered by
3
Answer:
1000 J
Explanation:
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Answered by
5
Answer:
1000 J
Explanation:
m =?
v = 10
kE= 1000J
find the mass of stone
m=20
put this in second formula 1/2 m v Square
check it
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