Front

What is the back-and-forth movement of something called?

Back

Vibration

Front

How are sound waves similar to ripples on a pond?

Back

Sound waves are similar to ripples on a pond because they look similar and they both spread outwards.

Front

What term describes how ‘squished together’ or ‘spread out’ a wave is?

Back

Wavelength

Front

What is the term for how loud or soft a sound is?

Back

Volume

Front

How are sound waves different from ripples on a pond?

Back

Sound waves are different from ripples on a pond, because sound waves travel through air.

Front

What is the term for the distance between two consecutive peaks of a wave?

Back

Wavelength

Front

What do we call the number of vibrations per second in a sound wave?

Back

Frequency

Front

What is the unit of measurement for frequency?

Back

Hertz (Hz)

Front

What is the term for the highness or lowness of a sound?

Back

Pitch

Front

What happens to sound waves as they travel further from the source?

Back

They become quieter and spread out.