Sound

travels through solids fastest because the molecules are closer together

• speed of sound
• wavelength
• frequency
• amplitude

The number of wavelengths that pass a point each second

• frequency
• wavelength
• pitch
• amplitude

A reflected sound wave

• frequency
• pitch
• echo
• rarefaction

Which of the following would you hear as a low pitched sound? 

• sound wave with a frequency of 50 Hz
• sound wave with frequency of 10,000 Hz
• sound wave with an intensity of 10 dB
• sound wave with an intensity of 100 dB

If a wave is traveling at 260 m/s and has a wavelength of 0.8 m/s, what is its frequency?

• 208 Hz
• 325 Hz
• 430 Hz
• 160 Hz

A disturbance that travels through a medium as a longitudinal wave

• sound
• wavelength
• pitch
• frequency

Material (matter) through which a wave travels

• medium
• Doppler Effect
• sound
• pitch

How high or low a sound is; depends on the frequency (greater frequency= higher pitch)

• pitch
• frequency
• sound
• medium

_____________ is the highness or lowness of a sound.
(Hint: Think about our sound song.)

• Amplitude
• Pitch
• Volume
• Vibration

______________ is the amount of energy in a sound wave.

• Amplitude
• Echo
• Volume
• Vibration