Forms of Energy

What do sound energy and thermal energy have in common?

• They both involve the movement of molecules

• They are both forms of potential energy

• They both release light

• They are both forms of chemical energy

Tags

NGSS.MS-PS4-1

How do dams generate electricity?

• a. By capturing thermal energy from water

• b. By combining chemicals with water

• c. By evaporating water

• d. By harnessing mechanical energy from water

Which of the following objects has kinetic energy?

• A bowling ball resting on the ground

• A bowling ball lifted off the ground

• A car driving down the road

• A car parked on the street

What are the two main forms of energy?

• Kinetic energy and potential energy

• Kinetic energy and electricity

• Potential energy and wind energy

• Potential energy and electricity

Tags

NGSS.MS-PS3-2

What is potential energy?

• The energy of an object due to its motion

• The energy of an object due to its position

• The energy of an object due to its speed

• The energy of an object due to its volume

Tags

NGSS.MS-PS3-2

Which of the bowling balls has the most potential energy?

• The bowling ball being held at your side

• The bowling ball sitting on the ground

• The bowling ball being held back ready for release

• The bowling ball moving down the lane

Tags

NGSS.MS-PS3-2

When is kinetic energy transferred between objects?

• When they pass one another

• When they travel at the same speed

• When they have the same amount of potential energy

• When they collide

Tags

NGSS.MS-PS2-1

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Generators transform kinetic energy into:

• Running water

• Potential energy

• Electricity

• Wind energy

What does it mean that energy cannot be created or destroyed?

• Potential energy cannot be transformed into kinetic energy

• Energy can only be transformed

• Kinetic energy cannot be transformed into potential energy

• Kinetic energy cannot be transformed into chemical energy

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Which of the following is a form of potential energy?

• Chemical energy

• Sound energy

• Thermal energy

• Light energy

Tags

NGSS.MS-PS3-2