Physical and Chemical Changes

Bubbling is an example of a ________ change.

• Physical
• Chemical

Ice melting is an example of a ___________ change.

• Physical
• Chemical

Glass breaking is an example of a __________ change.

• Physical
• Chemical

Changing color is a sign of a _________ change.

• Physical
• Chemical

Burning is a sign of a __________ change.

• Physical
• Chemical

Boiling is an example of a __________ change.

• Physical
• Chemical

What is the energy transformation of a flashlight?

• Chemical -> Electrical -> Light
• Electrical -> Chemical -> Light
• Mechanical -> Light
• Light -> Chemical

At which point does the roller coaster have the greatest amount of potential energy?

• W
• X
• Y
• Z

At which point does the roller coaster have the greatest kinetic energy?

• W
• X
• Y
• Z

The Law of Conservation of Energy states that energy can neither be _______ nor _______, only ___________ or __________.

• created, destroyed; transformed, transferred
• transformed, transferred; created, destroyed
• transformed, created; potential, kinetic
• changed, destroyed; created, transformed