Topic 5: Energy review

What type of energy do we get from the food we eat?

• light

• thermal

• chemical

• sound

The sun provides ____________ and ____________ energy that can be harnessed and used for solar power.

• chemical, sound

• mechanical, light

• sound, light

• light, thermal

What happens if you hold an ice cube in your hand?

• cold from the ice cube transfers to your hand

• heat from your hand transfers to the ice cube

• cold from your hand transfers to the ice cube

• heat from the ice cube is transferred to your hand

Which of the following is NOT a change in motion?

• making a left turn in a car

• stepping on the brakes to stop a car

• a car traveling in a straight line

• a car accelerating faster

What type of energy is being used when riding a bicycle?

• mechanical

• light

• thermal

• sound

Which uses thermal energy?

• fan

• hair dryer

• pencil sharpener

• radio

Which form of energy is produced when a guitar string vibrates?

• Chemical Energy

• Electrical energy

• Sound Energy

• Light energy

This image is an example of

• reflection because the light bounces from the water to the air.

• thermal energy causing the dolphin to jump.

• absorption because the light is bouncing back.

• refraction because light is bent when it passes from the air to the water.

_____________________ is the energy that is stored in the bonds between atoms. (Examples: food, batteries)

• Chemical Energy

• Nuclear Energy

• Potential Energy

• Electrical Energy

What is the ability to work called?

• electricity
• transfer
• generator
• energy