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Take a 21 question quiz to test and certify your knowledge of the tutorial-video course
AudioPedia 101 - Sound Waves & Hearing.
Get a mark of 80% or higher to pass this quiz!
Unity Gain means...
all tracks in a mix are at the same level
no change in amplitude between input & output
both left & right speakers are at the same level
An acoustic sound wave consists of...
variation in watt
variations in voltage
variations in air pressure
variations in current
The perceptual quality associated with the physical property of Amplitude is...
the space above your head
the difference between average & peak level
the ceiling height inside an iso-booth
the difference between dBu and dbV
An analog sound wave is...
a numerical sequence
a stepped wave
a continuous wave
The (approximate) frequency limits of human hearing are...
100 Hz - 10 kHz
0 Hz - 100 kHz
10 Hz to 10 kHz
20 Hz - 20 kHz
A graph of equal-loudness contours for human hearing is called...
dBspl and dBu measure (respectively)...
voltage & power
acoustic sound pressure & voltage
voltage & current
power & voltage
The perceptual quality associated with the physical property of Frequency is...
20 kHz is...
2 million Hertz
2 thousand Hertz
20 thousand Hertz
In a waveform graph the vertical & horizontal axes represent...
frequency & timbre
amplitude & frequency
timbre & amplitude
amplitude & time
The three physical properties of sound are...
amplitude, frequency, & waveshape
loudness, pitch, & voltage
high, medium, & low pressure
bass, mid and treble
The varying high & low pressure zones of a sound wave in the air are called...
tops & bottoms
compressions & rarefactions
pushes & pulls
Clipping of an analog wave...
creates distortion harmonics
is an inaudible change of the waveshape
shortens the notes in a musical phrase
creates sub frequencies
The so-called Threshold of Pain for human hearing is approximately...
Multiple simultaneous sine wave frequencies in a vibrating object are...
harmonics & overtones
harmonies & octaves
harmonies & unisons
melodies and harmonies
The deciBel scale measures...
The perceptual quality associated with the physical property of Waveshape is...
A ringing in the ear caused by temporary or permanent hearing damage is...
the doorbell syndrome
a bell curve
the Megadeth syndrome
A transient usually corresponds to...
the pitch of a note
the average level of a note
the peak level of a note
the overall length of a note
A transient is...
the tail of a long reverb
the decaying portion of a note
a short recording session
the initial impact at the beginning of a note
Sound Waves & Hearing
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