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Kinetic energy = 1/2 (mass) (speed)2 = 1/2 (0.2) (200)2 = 4,000 joules

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12y ago
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9y ago

Its kinetic energy is (100) times (its speed squared).

The unit is (kilogram meters-sqrd)/(second sqrd).

That's the same as 'joules'.

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10y ago

what

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Q: What is the kinetic energy of a 200kg boulder when it is 1000m above the ground?
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