Sound Waves

Front

What is frequency measured in?

Back

Hertz

Front

What does a high pitch sound indicate about its frequency?

Back

A high frequency.

Front

What is the phenomenon called when a tuning fork vibrates in response to a piano note?

Back

Resonance.

Front

Through which medium can sound waves NOT travel?

Back

Space.

Front

What do you call the sound that is reflected off a hard surface?

Back

Echo.

Front

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

Back

Wavelength.

Front

What is amplitude in relation to sound waves?

Back

The height of the wave, which determines the loudness of the sound.

Front

What is the relationship between frequency and pitch?

Back

Higher frequency means higher pitch.

Front

What is the speed of sound in air at room temperature?

Back

Approximately 343 meters per second.

Front

What happens to sound waves when they pass from air into water?

Back

They slow down and change direction (refraction).