Light and Sound Quiz

A prism is used to...

• refract white light into all the colors of the rainbow

• create a rainbow flashlight

• turn visible light into white light

• speed up light to change its path

What is the THIRD color in the visible light spectrum?

• red

• yellow

• orange

• green

What type of light waves are used in a remote control?

• x-rays

• ultraviolet

• infrared

• gamma rays

When you hum, what do your vocal cords do?

• they expand

• they bend

• they curl

• they vibrate

Which is true about sound waves?

• Sound travels in rays.

• Sound waves need energy from the sun.

• Sound needs a medium.

• Sound waves can be seen under a microscope.

How fast do sound waves travel? Use your student reader or your notes to choose the correct answer choice for each question.

• 750 miles per hour

• 750 miles per second

• 750,000 miles per hour

• 750,000 miles per second

Sound waves travel fastest through what type of mediums? Use your student reader or your notes to choose the correct answer choice for each question.

• gases

• liquids

• solids

• a vacuum

In which place can sound not travel? Use your student reader or your notes to choose the correct answer choice for each question.

• under the ocean

• outer space

• through a wall

• through foggy air

Which is an example of a low pitch sound? Use your student reader or your notes to choose the correct answer choice for each question.

• a snake hissing

• a fire truck’s siren

• a bird chirping

• a cow mooing

The loudness or intensity of a sound is called: Use your student reader or your notes to choose the correct answer choice for each question.

• pitch

• damage

• volume

• intense