tinytree tinytree

25-01-2017
Physics

contestada

On a roller coaster, describe the kinetic and potential energy of the car at the top of the first hill, the bottom of the first drop, and later in the ride. What effect does the friction have on the car throughout the ride?

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ebonyjones1 ebonyjones1

23-04-2017

At the top of the hill, gravity and friction and the acting forces against it but at the bottom of the hill up thrust and also gravity are against it

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