3-3 Sound Waves

A sound wave travels through a series of ____________ and ___________.

Explain how a sound wave is generated from the tuning fork and travels to your ears.

If you could shout in space, would anyone be able to hear you?

• Yes

• No

Explain your previous answer.

Why does a sound wave travel fastest in a solid?

The _______ of a sound wave determines its loudness.

The _______ of a sound wave determines its pitch.

Both wave forms have the same amplitude, compare the top (T) wave form's pitch and loudness with the bottom (B) wave form's.

What is the audible frequency of a human?

• 20Hz to 20kHz

• 2kHz to 20kHz

• 200Hz to 2kHz

• 10kHz to 20kHz