SAVVAS Ch 1 Les 2 Sound Energy FLASHCARDS

Front

What is frequency?

Back

the number of waves that pass a point in a certain amount of time

Front

Measure of how high or low a sound is

Back

pitch

Front

A tuba is a musical instrument made of many feet of brass tubing, so they make a _______ pitched sound.

Back

lower

Front

An object that does not vibrate cannot produce

Back

sound

Front

Sound is a form of?

Back

energy

Front

What happened to the sound of the symbol when Destiny put her hand on it after hitting it with her drumstick? Options: The sound continues but not as loud., The sound continues but has a lower pitch., The sound stops because her hand absorbs the sound., The sound stops because the vibrations have stopped.

Back

The sound stops because the vibrations have stopped.

Front

Vibrating vocal chords causes sound energy when a person speaks.

Back

True

Front

Measure of how strong a sound seems to us

Back

volume

Front

What determines the pitch of a sound wave? Options: frequency, density, mass, reflection

Back

frequency

Front

Why is the school library covered with carpet?

Back

To help absorb sounds to keep it quiet.