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The driver of a 8100 kg car decides to double the speed

The driver of a 810.0 kg car decides to double the speed from 20.3 m/s to 40.6 m/s. What effect would this have on the amount of work required to stop the car, that is, on the kinetic energy of the car?

KE_i = Blank × 10⁵ J

KE_f =Blank × 10⁵ J

times as much work must be done to stop the car.

(select)4238

A.4

B.2

C.3

D.8

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Physics: The driver of a 8100 kg car decides to double the speed

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