2016daydreamercrb 2016daydreamercrb
  • 24-05-2023
  • Physics
contestada

A kiddie roller coaster car has a mass 100 kilograms. At the top of a hill, it’s moving at a speed of 3 meters/second. After reaching the bottom of the hill, its speed doubles. The car’s kinetic energy at the bottom is what?

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