Sound Vocab Flashcard

Front

Vibrations that can be heard.

Back

Sound

Front

Moving areas of high and low pressure are called...

Back

Sound Waves

Front

A marble dropped in water shows how __________ travel.

Back

waves

Front

Cupping hands around mouth when shouting makes sound travel __________ by directing sound waves.

Back

farther

Front

Measure of energy a wave carries:

Back

Amplitude

Front

Measure of sound energy reaching ears

Back

Loudness

Front

Pitch measures how ________________ a sound.

Back

high or low

Front

If sound's pitch is high, its source vibrates _______.

Back

quickly

Front

Greater sound intensity than traffic: __________ music.

Back

Rock

Front

A light whisper has a lesser intensity of sound than a noisy classroom.

Back

lesser; noisy