2 years ago

3. A rock is lying on a rock ledge that is 3 m high. The rock as 120 J of potential energy.

1 answer:

n200080 [17]2 years ago

6 0

Answer:

For the gravitational force the formula is P.E. = mgh, where m is the mass in kilograms, g is the acceleration due to gravity (9.8 m / s2 at the surface of the earth) and h is the height in meters. Notice that gravitational potential energy has the same units as kinetic energy, kg m2 / s2.

Step-by-step explanation:

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