Sound

Front

What are waves?

Back

Waves are up and down motions that carry energy.

Front

What type of waves are sound waves?

Back

Sound waves are compression waves.

Front

What type of instrument creates sound when you blow into or across it?

Back

Wind instruments create sound when you blow into or across them.

Front

What type of instrument is connected to a speaker or amplifier to create louder sounds?

Back

Electronic instruments are connected to a speaker or amplifier to create louder sounds.

Front

Can sound waves travel through matter?

Back

True, sound waves can travel through matter.

Front

What is the medium through which sound travels?

Back

Sound travels through solids, liquids, and gases.

Front

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

Back

The speed of sound in air at room temperature is approximately 343 meters per second.

Front

What is pitch in sound?

Back

Pitch is how high or low a sound is, determined by the frequency of the sound wave.

Front

What is volume in sound?

Back

Volume is the loudness or softness of a sound, determined by the amplitude of the sound wave.

Front

What is an echo?

Back

An echo is a reflection of sound that arrives at the listener after a delay.