# physics

posted by .

a stone of mass o.5 kg is dropped from a height of 5om.what is the kinetic energy of the stone just before it strikes the ground?

• physics -

The KE at the bottom will equal the original Potential energy at the start.

KE=PE
KE=mass*g*heightinmeters

## Similar Questions

1. ### physics

In the figure below, a stone is projected at a cliff of height h with an initial speed of 45.0 m/s directed 60.0° above the horizontal. The stone strikes at A, 5.20 s after launching. Find the speed of the stone just before impact …
2. ### physics

a stone of mass o.5 kg is dropped from a height of 5om.what is the kinetic energy of the stone just before it strikes the ground
3. ### physics

A 16kg stone falls 40m. Find the stone's kinetic energy just before it strikes the ground.
4. ### physics

A stone with mass m = 2.3 kg is thrown vertically upward into the air with an initial kinetic energy of 190 J. The drag force acting on the stone throughout its flight is constant, independent of the velocity of the stone, and has …
5. ### physics

An object of mass 5 kg is dropped from a certain height. Just before it strikes the ground it has a kinetic energy of 1250 J. From what height was the object dropped?
6. ### Physics

A stone is dropped from rest from the roof of a 100-m high building; 2.00 s after that, a second stone is thrown straight down with initial speed v0, and the second stone passes the first stone 21.6 m above ground. (a) When are the …
7. ### physics

A stone of mass 0.55 kilograms is released and falls to the ground. Measurements show that the stone has a kinetic energy of 9.8 joules at the point of impact with the ground. What is the stone's velocity when it hits the ground?
8. ### Physics

A stone is thrown from the edge of a cliff into the ocean below. It is thrown somewhat upward, but mostly outward. The stone has a mass of 2.0kg and is thrown with a speed of 10m/s from an initial height of 5.0m above the ocean. A. …
9. ### Physics

A stone is thrown from the edge of a cliff into the ocean below. It is thrown somewhat upward, but mostly outward. The stone has a mass of 2.0kg and is thrown with a speed of 10m/s from an initial height of 5.0m above the ocean. A. …
10. ### Physics 1

a piece of stone was dropped from the top of the building. the stone took 10 s to hit the ground. what is the veocity of the stone just before it hit the ground?

More Similar Questions