Understanding Sound Waves

Front

Sound Wave

Back

A vibration that travels through a medium as a mechanical wave.

Front

Medium

Back

Material through which sound waves travel (e.g., air, water, solids).

Front

Frequency

Back

Number of waves that pass a point in one second (measured in Hertz).

Front

Wavelength

Back

Distance between two consecutive crests or troughs in a wave.

Front

Amplitude

Back

Height of the wave, related to the loudness of the sound.

Front

True or False: Sound can travel in a vacuum.

Back

False

Front

Pitch

Back

Perception of the frequency of a sound.

Front

True or False: Higher frequency means higher pitch.

Back

True

Front

Speed of Sound

Back

Depends on the medium; faster in solids, slower in gases.

Front

Decibel (dB)

Back

Unit to measure the intensity of sound.