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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!
1
A graph of equal-loudness contours for human hearing is called...
Frequency-Modulation graph
Frequency-Waveform graph
Freddy-Mercury graph
Fletcher-Munson graph
2
The deciBel scale measures...
timbre
time
pitch
amplitude
3
The perceptual quality associated with the physical property of Amplitude is...
timbre
loudness
pitch
time
4
The varying high & low pressure zones of a sound wave in the air are called...
tops & bottoms
compressions & rarefactions
pushes & pulls
5
Headroom is...
the ceiling height inside an iso-booth
the difference between average & peak level
the difference between dBu and dbV
the space above your head
6
A transient usually corresponds to...
the overall length of a note
the peak level of a note
the average level of a note
the pitch of a note
7
dBspl and dBu measure (respectively)...
acoustic sound pressure & voltage
voltage & power
voltage & current
power & voltage
8
The three physical properties of sound are...
amplitude, frequency, & waveshape
high, medium, & low pressure
loudness, pitch, & voltage
bass, mid and treble
9
The (approximate) frequency limits of human hearing are...
0 Hz - 100 kHz
100 Hz - 10 kHz
20 Hz - 20 kHz
10 Hz to 10 kHz
10
The so-called Threshold of Pain for human hearing is approximately...
120 dBspl
100 dBspl
180 dBspl
440 dBspl
11
In a waveform graph the vertical & horizontal axes represent...
amplitude & time
amplitude & frequency
timbre & amplitude
frequency & timbre
12
A ringing in the ear caused by temporary or permanent hearing damage is...
a bell curve
the Megadeth syndrome
tinnitus
the doorbell syndrome
13
A transient is...
the decaying portion of a note
a short recording session
the tail of a long reverb
the initial impact at the beginning of a note
14
The perceptual quality associated with the physical property of Waveshape is...
time
pitch
timbre
loudness
15
An acoustic sound wave consists of...
variations in voltage
variation in watt
variations in air pressure
variations in current
16
20 kHz is...
2 Hz
2 thousand Hertz
2 million Hertz
20 thousand Hertz
17
An analog sound wave is...
a wavetable
a continuous wave
a numerical sequence
a stepped wave
18
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
19
Unity Gain means...
440 kHz
both left & right speakers are at the same level
all tracks in a mix are at the same level
no change in amplitude between input & output
20
The perceptual quality associated with the physical property of Frequency is...
time
pitch
loudness
timbre
21
Multiple simultaneous sine wave frequencies in a vibrating object are...
melodies and harmonies
harmonics & overtones
harmonies & octaves
harmonies & unisons
AudioPedia 101
Sound Waves & Hearing
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