A short ramp and a long ramp each reach a height of 1 m. Which
ramp has a greater mechanical advantage?

he longer ramp has more mechanical advantage for it requires less force to push up a mass while being over a longer period of time. Its called Mechanical Advantage because say you had to lift a car up 1-meter. you cannot simply pick it up, but over a long enough slope you would be able to because you can apply a small force over a longer distance

Explanation:

photocells convert light energy to electricity

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