Unit 06: Sound Practice

Front

What happens when an object vibrates?

Back

It produces sound.

Front

Which of the following is an example of sound being used in everyday life?

Back

A doorbell ringing.

Front

What are particles like in rarefactions?

Back

They are spread out.

Front

Which of the following is NOT a use of sound waves?

Back

X-ray imaging.

Front

Which device uses sound waves to detect objects underwater?

Back

Sonar.

Front

What is sound?

Back

Sound is a type of energy made by vibrations.

Front

What is a vibration?

Back

A vibration is a rapid back-and-forth movement of an object.

Front

What is the medium through which sound travels?

Back

Sound travels through solids, liquids, and gases.

Front

What is an example of a sound wave?

Back

A musical note played on a guitar.

Front

What is the difference between a rarefaction and a compression in sound waves?

Back

Rarefactions are areas where particles are spread out, while compressions are areas where particles are close together.