joannavperez joannavperez

01-03-2017
Physics

contestada

what is the potential energy of a rock that weights 100 newtons that is sitting on top of a hill 300 meters high

Respuesta :

01-03-2017

The potential energy is the work it took to move the rock to the top of the hill.

   Work = (force) x (distance)

      = (100 newtons) x (300 meters)

   =    30,000 newton-meters

   =    30,000 joules .

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