Energy Review

Energy can be classified into these two categories.

• Potential and kinetic
• Gravitational and elastic
• Light and sound
• Kinetic and movement

What is kinetic energy?

• Thermal energy
• Nuclear energy
• Energy in motion
• Stored energy

What is potential energy?

• Thermal energy
• Nuclear energy
• Energy in motion
• Stored energy

Which is an example of potential energy?

• A car sitting at the top of a hill
• A kite flying in the air
• A fox chasing a mouse
• A bowling ball rolling

Which is an example of kinetic energy?

• A book sitting on a shelf
• A marble rolling down a ramp
• A parked car
• An elastic band

What type of energy is stored inside a battery?

• elastic potential energy
• gravitational potential energy
• chemical potential energy
• kinetic energy

What type of energy is being transformed when you use a hairdryer?

• From thermal energy to electrical energy

• From electrical energy to kinetic energy

• From electrical energy to thermal energy

• From kinetic energy to thermal energy

What type of energy is being transformed when you use a flashlight?

• From chemical energy to electrical energy

• From electrical energy to thermal energy

• From chemical energy to light energy

• From electrical energy to light energy

The Sun produces ______ and ______ energy

• thermal, light

• chemical, sound

• kinetic, light

The principle of energy conservation states:

• Energy can be created but not destroyed

• Energy cannot be created, nor destroyed.

• Energy can be destroyed but not created