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