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