Potential Energy

__________ is stored energy.

• Potential

• Kinetic

Gravitational potential energy depends on the ________ and ________ of the object. 

• Height and mass
• Friction and movement
• Mass and Movement
• Height and Friction 

At which point is potential energy greatest?

• W
• X
• Y
• Z

When a pendulum swings, at which point is potential energy at its greatest?

• 1
• 2
• 3
• 4

What is the gravitational potential energy of a sky diver if he has a mass of 77 kg and it 400 meters above the ground?

• 30,000 Joules

• 300,000 Joules

• 300 Joules

• 5 Joules

A book with a mass of 40 grams is dropped from a height of 4 meters. How much potential energy does the book have when it is dropped?

• 2 Joules

• 200 Joules

• 0.2 Joules

• 2000 Joules

Determine the height a ball was dropped if it has 74 Joules of potential energy and a mass of 0.30 kg.

• 25 m

• 250 m

• 22 m

• 0.25 m

What is the formula for elastic potential energy?

• kx²

• kx

• 1/2kx

• 1/2kx²

How much potential energy does a spring have when it is stretched 0.3 m and has a spring constant of 1 N/m

• not enough information

• 0.05 Joules

• 0.03 Joules

• 0.09 Joules