Basic Concepts of Energy

What is the primary source of energy for Earth?

• The Moon

• The Sun

• The Stars

• The Ocean

Can energy be created?

• Yes

• No

Energy is measured in ______.

• Pounds

• Liters

• Joules

• Meters

What type of energy is not being used?

• Kinetic

• Stored

• Thermal

• Light

The higher something is from the surface of the Earth, the greater its ______ energy.

• Kinetic

• Potential

• Thermal

• Light

Things sitting up high have more ______ potential energy than things sitting on the ground.

• Elastic

• Gravitational

• Kinetic

• Thermal

If two objects are at the same height, the one with greater ______ has more potential energy.

• Speed

• Mass

• Volume

• Temperature

Which of the following diagrams illustrates potential energy?

• Roller Coaster

• Slingshot

• Both A and B

• None

What happens to potential energy as an object is raised higher?

• It decreases

• It increases

• It stays the same

• It disappears

What is the key point about objects with greater mass at the same height?

• They have less potential energy

• They have more potential energy

• They have the same potential energy

• They have no potential energy