Similar to gravity, a spring can store up and release energy when its compressed

Question

Similar to gravity, a spring can store up and release energy when its compressed or stretched. Also like gravity, a perfect spring would act to exert conservative forces. Imagine we had a perfectly springy recoil bumper at the bottom of the ramp. Each time the cart rebounds off the recoil bumper, its speed would be...

A. Slightly slower

B. The same

C. Slightly faster

...and the distance it travels back up the track would be

A. slightly more

B. the same

C. slightly less

due to conservation of energy.

Explanation / Answer

for a perfect spring or ideal spring

B. The same

B. the same

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