Light Review

What is light?

• sound

• an electromagnetic wave

• longitudinal wave

• reflection

Pick one example of an electromagnetic wave we cannot see

• x-ray

• light bulb

• blue

• red

What part of the eye contains rods and cones so that you can see color?

• Iris

• optic nerve

• Cornea

• Retina

A red fire engine toy is in the science lab. What colors are absorbed by the engine?

• Red and Blue

• Red and Green

• Blue and Green

A red fire engine toy is in the science lab. Some colors are absorbed and some are reflected. What colors are reflected?

• red

• green

• blue

What is reflection?

• Light bends

• Light bounces off a surface

• Light is absorbed

What is refraction?

• Light bends

• Light bounces offthe surface

• Light is absorbed

If you observe white light, what colors of light is it composed of, at a minimum?

• blue, orange, yellow

• red, green, blue

• red, orange, green

• Purple, blue, green

What is an example of electromagnetic waves?

• xrays

• radio waves

• radio waves

• infrared

What color light has the shortest wavelength?

• red

• orange

• yellow

• violet