Bonus Points Quiz (practice)

A tough membrane about 0.1mm thick that transmits sound from the outer ear to the middle ear

• Cochlea

• Eardrum

• Outer Ear

• hammer and anvil

1. Is a spiral shaped structure that is filled with liquid and contains tiny hair cells

• Cochlea

• Ear drum

• hammer and anvil

• Echolocation

Is the amount of energy that passes through a certain area in a specific amount of time

• Sonar

• Loudness

• Intensity

• Music

Is the human perception of sound volume and primarily depends on sound intensity

• Sonar

• Intensity

• Echolocation

• Loudness

Abbreviated dB, is a unit of sound intensity

• Doppler Effect

• Speed

• decibel

• Frequency

Is how high or low a sound seems to be

• Pitch

• Sonar

• Loudness

• Noise

Is the change in wave frequency due to a wave source moving relative to an observer or an observer moving relative to a wave source.

• Acoustics

• Loudness

• Music

• Doppler Effect

Is any collection of sounds that are deliberately used in a regular pattern

• Noise

• Music

• overtones

• Amplitude

Describes the differences between sounds of the same pitch and loudness

• Loudness

• Pitch

• Sound Quality

• Frequency

Is a vibration whose frequency is a multiple of the fundamental frequency

• Overtone

• Decibel

• Doppler Effect

• Resonance