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Chemistry 9 Online
OpenStudy (anonymous):

All of the following objects are moving at the same speed. Which one has the greatest kinetic energy? A. a bicycle B. a motorcycle C. a car D. a semi tractor-trailer truck

OpenStudy (ookawaiioo):

Kinetic energy (K.E) = 1/2*mass*velocity^2 If they are traveling the same speed, they have the same velocity. The heaviest one will have the highest K.E

OpenStudy (anonymous):

D reason above

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