Chantelle W.

asked • 12/17/15

Explain physics question and answer.

Ball A of mass 5 kilograms moving at 20 meters per second collides with ball B of unknown mass moving at 10 meters per second in the same direction.
A car traveling at 20 m/s has 1,000 J of Kinetic Energy. What would the car’s kinetic energy be if the speed was 10 m/s?
The answer is 250 J.
But why?? Explain… Show work...

1 Expert Answer


Arturo O. answered • 12/17/15

5.0 (66)

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