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08-10-2021
Chemistry

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If the roller coaster car in the above problem were moving with twice the speed (4m/s), then what would be its
new kinetic energy?

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08-10-2021

Explanation:

New kinetic energy= ½mv'²

v' =4m/s

m= 2000kg

KE = ½ (2000) (4)²

=16000 Joules

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