Light and Sound Test Review

When a light beam bounces off a surface it is said to be:

• refracted
• reflected
• transmitted
• absorbed

What happens to a beam of light as it passes from air to water?

• moves at a faster speed
• continue to move straight
• it will bend
• it cannot pass through water

Which material would reflect the most visible light?

• a green leaf
• a black wall
• an orange
• a white shirt

Which of the following will absorb the most light?

• a silver object
• a black object
• a metal object
• a transparent object

A black object absorbs which color of light?

• no color
• black
• every color
• white

The distance from one crest to the next on a wave is called the ________________.

• waveform
• peak
• amplitude
• wavelength

What do you get if you combine all of the colors in visible light?

• bright light
• white light
• brilliant light
• neon light

Why does a ruler with one end in the air and one end under water appear bent?

• Light moves through air faster than it moves through water.
• The light is reflected from the ruler moves in a curved path.
• Light moves through water at the same speed as it moves through air.
• Light in the air is brighter than light in the water.

What does it mean to refract?

• bounce off
• to bend
• curve outward
• reflect

What does it mean to reflect?

• bounce off
• bend
• refract
• energy