amerylopez amerylopez
  • 21-01-2020
  • Physics
contestada

A rock has a mass of 8.0 kilograms falls 5 meters.

A.How much potential energy does it have before it falls?
B.What is Kinetic energy just before it hits the ground?
C.How fast will it be going right before it hits the ground?

Respuesta :

ercant0618 ercant0618
  • 22-01-2020

Answer:

A. 392J

B. 392J

C. 9.899m/s

Explanation:

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