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