SOLUTION: -5000 J of work is done when a 2000 kg car traveling at 5 m/s slows down. What is the KE of the car after it slows down?

Question 1198899: -5000 J of work is done when a 2000 kg car traveling at 5 m/s slows down. What is the KE of the car after it slows down?
Answer by ikleyn(52884) (Show Source): You can put this solution on YOUR website!
.


The initial kinetic energy (KE) was  =  = 25000 joules.


5000 joules was spent for slowing down.


The resting KE is the difference  25000 - 5000 = 20000 joules.    ANSWER

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