Light, Heat and Sound Energy

Rex is building a campfire. He starts with wood, lights the fire, and uses the fire to roast a marshmallow. What type of energy causes the marshmallow to brown?

• heat

• light

• magnetic

• sound

Guitars are built to control which type of energy?

• heat

• light

• sound

• magnetic

Which of these do NOT use heat?

• cooking food

• baking a cake

• bouncing a ball

• having a hot shower

Which one is not an emergency sound?

• fire alarm
• fire truck siren
• an ambulance siren
• a radio song

Our main source of light energy is the _____.

• light bulbs

• fire

• moon

• sun

The sun, firefly and jellyfish are _____ sources of light.

• natural

• artificial

• man-made

• non-luminous

Flashlight, candle, and flame are _____ sources of light.

• natural

• artificial

• God-made

• luminous

Kevin sees some leaves moving on the ground. Why are they moving?

• water

• wind

• sun energy

• wind vane

What is the form of energy that allows you to see the things around you?

• Heat

• Sound

• Light

• Air

If you see a firefly, the characteristics for this are...

• produces heat

• produces light

• produces sound