Sound Waves

If you want to change the pitch of a sound, you have to change the ___

• frequency
• amplitude
• speed
• volume

The speed of a sound wave depends on

• the frequency
• the medium
• both air temperature and medium
• the air temperature

What is a pitch?

• highness or lowness of a sound
• the intensity of a vibration
• the amplitude of the sound wave
• volume of sound

The number of wavelengths that pass a point each second

• frequency
• wavelength
• pitch
• amplitude

The part of a longitudinal wave where the particles of the medium are close together.

• rarefaction
• compression
• crest
• trough

Material (matter) through which a wave travels

• medium
• Doppler Effect
• sound
• pitch

Highest point of a wave

• crest
• trough
• wavelength
• frequency

Low Amplitude = ______________

• Quieter Sounds
• Louder sounds

In General Sound waves travel the fastest in __________

• solid
• liquid
• Gas
• plasma

A reflected sound wave is called a(n) ______.

• frequency

• pitch

• echo

• rarefaction