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At the top of the first hill, the coaster car has stored the maximum amount of potential energy. This is shown in the equation for potential energy, PE=mgh, where h is the height. The greater the height, the greater the potential energy. During the drop, potential energy is being converted into kinetic energy. The equation for kinetic energy is KE=(1/2)mv^2, where v is the velocity of the coaster car. The faster the car is going, the greater the kinetic energy. So as the car goes faster, the kinetic energy grows. But as the car goes down, h is getting lower, lowering the potential energy.

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16y ago

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