Light- Revision

The pictures shows what a student observed when he looked through a hand lens at a penny.

Which of the following is correct about what happens to light?

• The is absorbed

• The light is reflected

• The light is refracted

• The light is blocked

Refraction occurs when light changes its

• Speed only

• Direction

• Speed and direction

• Speed and color

Which object reflects all wavelengths of light?

• A black cap

• A white board

• a glass

• A mirror

Barry wants to see how white light can separate into different color. Which object could he hold in front of the sun to see this happen?

• A mirror

• A silver spoon

• A glass prism

• A wooden prism

Which object does not let light pass through?

• A water

• A glass filled with apple juice

• A magnifying glass

• A brick

Light is a form of

• Bulb

• Energy

• Weight

What is a light source?

• Anything that produces light

• The Sun

• Something you can turn on

Can light curve around objects by itself?

• Yes

• No

• Sometimes

Which material allows some light to be transmitted?

• Opaque

• Translucent

• Transparent

What is a shadow?

• When light is blocked by an opaque object

• A copy of the shape that is blocking the light

• The absence of light

• All of the above