Sight, Sound, and Color

If we turned the _____ ____, you wouldn't be able to see anything.

Sources of light, such as the sun or a light bulb, give off _____ _____, which travel in straight paths until they hit an object.

A beam of ________ ______ contains all the colors.

We can see objects because light can be _________ off its surfaces, if there was no light we wouldn't be able to see.

An object appears blue, because blue light is the only color that is not ____________.

A prism can split a beam of white light into other colors.

• True
• False

Light rays travel in circular paths until they collide with an object.

• True
• False

An object appears red if the only color that is reflected is the color red.

• True
• False

Explain why we can see when there is light, and why we can't see in the dark.

Sound waves are which kind of waves?

• beach waves

• longitudinal waves

• sound waves

• transvers wave