PE and KE Calculations 2

What is the formula for Gravitational Potential Energy?

• PE = mgh

• KE = 1/2mv²

• W = Fd

• P = W/t

Tags

NGSS.MS-PS3-2

What is the KE of a football which has a mass of 0.8 kg and is kicked at a velocity of 10m/s?

What is the formula for Kinetic Energy?

• PE = mgh

• KE = 1/2mv²

• W = Fd

• P = W/t

Tags

NGSS.MS-PS3-1

If the 0.3 kg marble was moving at 6 m/s at the bottom of the ramp, how much kinetic energy did the marble have?

Lilly's cat ran through your yard. The cat has a mass of 5 kg. He is running at a speed of 3 m/s. What is the kinetic energy of the cat as he runs? (KE = 1/2mv²)

Calculate the potential energy of a car with a mass of 2,500 kg that is on a hill 100 meters above sea level. (g = 10 Nkg^-1)

A 5 Kg body is having a Kinetic energy of 250 J. What is the velocity (or speed) of the body?

You serve a volley ball with a mass of 2.1 kg. The ball leaves your hand with a speed of 30m/s. How much kinetic energy does the ball have?

How much GPE does a child weighing 6N have at the top of their swing if the swing is 345m high?

An explosion of gas from a Hawaiian volcano blows a rock into the sky. The rock has 2000J of kinetic energy. What was its mass if the rock had a velocity of 20m/s?