Light Quiz

Which of the following is an artificial light source?

• sunlight

• moonlight

• starlight

• light from a light bulb

How does a light bulb work?

• A wick inside a bulb is burned.

• An electric current is passed through a filament.

• white light is passed through a prism.

• ambient light is passed by a small mirror

What can you infer about the environment an anglerfish lives in?

• It must be extremely bright.

• It must be extremely dark.

• It must be filled with other fish.

• It must be empty of other fish.

What device produces light by running an electric current through a gas?

• an incandescent light bulb

• a flashlight

• a neon sign

• a light bulb

What could you use to split white light into its component colors?

• a flashlight

• a capicitor

• A light bulb

• A prism

Tags

NGSS.MS-PS4-2

Why does refraction occur?

• Light travels through different materials at different speeds.

• Different colors of light travel at different speeds.

• Different materials physically twist light around.

• Light from different sources travel at different rates.

Tags

NGSS.MS-PS4-2

Only a minute portion of the electromagnetic spectrum can be seen with the human eye. In this context, what does "minute" mean?

• colorful

• large

• 60 seconds

• small

When you look at your teacher's face, how can you see it?

• Light reflects off of her face.

• Her face emanates light.

• Light refracts through her face.

• Her face emits electromagnetic radiation

Tags

NGSS.MS-PS4-2

Light can behave as a ________ and a ________.

• ray; beam

• wave; particle

• natural source; unnatural source

• refraction; reflection

Tags

NGSS.MS-PS4-1

Why does light we see from the stars take thousands of years to reach us?

• because light is slowed down by gases in outer space.

• because light is reflected off of other stars.

• because the stars are very far away

• because light travels slowly

Tags

NGSS.HS-PS4-1