Potential Energy

Types of Potential Energy

100

Potential energy due to the presence of gravitational forces

Gravitational potential energy

200

Energy stored in stretched materials such as springs or rubber bands

Elastic potential energy

300

Energy stored in the bonds between atoms

Chemical potential energy

400

Energy that comes from nuclei that have the potential to split

Nuclear potential energy

Potential Energy Facts

100

True or False: Potential energy depends on an object's mass

True

200

What is the formula for gravitational potential energy?

Ep=mgh

300

True or False: Potential energy is energy due to movement

False

400

What is another formula for potential energy besides Ep=mgh?

Ep=W

Calculations

100

A 5.25 kg bowling ball is at the top of a hill 13 m tall. How much potential energy does it have?

6.7x10² J

200

Ep=557 J , m=43.4 kg, g=9.81 m/s²

What is h?

1.31 m

300

What is the mass of a person sitting on a balcony 0.032 km high with a potential energy of 22600 J?

72 kg

400

How much potential energy does a fly with a mass of 11.5 mg have when it is 165 cm above the ground?

1.86x10^-4 J