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