18-09-2021
Mathematics

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determine the kinetic energy of a 1000-kg roller coaster car that is moving with a soeed if 20.0 m/s.

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18-09-2021

200000J/200KJ

Step-by-step explanation:

using k.e=1/2(mv2)

k.e=1×1000×20²/2

k.e=400000/2

k.e=200000J/200KJ

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