Light and Sound

What is light?

• a kind of energy that helps us run

• a kind of energy that lets us see

• a kind of energy that harms things

What do you need to make a shadow?

• A camera

• A light source

• A large room

How is light from the sun helpful?

• It helps us see when we are outside.

• It helps light up the sky at night.

Which form of energy travels faster than anything in the universe?

• sound energy

• heat energy

• light energy

Which forms of energy are produced by a light bulb?

• heat and light energy

• light and sound energy

• heat and mechanical energy

• light and nuclear energy

Is there sound in space?

• No, because sound needs matter to travel through, and there is no matter in outer space.

• Yes, because outer space has an atmosphere like Earth.

___________ is a from of energy that we can see with our eyes.

• heat

• light
• energy

Light and sound are both forms of energy.

• True

• False

What happens to a shadow when an object moves farther away from a light source?

• It gets bigger.

• It gets smaller.

• It stays the same.

Which one is an example of a natural light source?

• 
• 
•