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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 transient usually corresponds to...
the average level of a note
the peak level of a note
the overall length of a note
the pitch of a note
2
The perceptual quality associated with the physical property of Waveshape is...
timbre
time
pitch
loudness
3
The so-called Threshold of Pain for human hearing is approximately...
440 dBspl
180 dBspl
100 dBspl
120 dBspl
4
The deciBel scale measures...
time
amplitude
timbre
pitch
5
In a waveform graph the vertical & horizontal axes represent...
frequency & timbre
amplitude & frequency
amplitude & time
timbre & amplitude
6
A ringing in the ear caused by temporary or permanent hearing damage is...
the doorbell syndrome
tinnitus
the Megadeth syndrome
a bell curve
7
An acoustic sound wave consists of...
variations in air pressure
variations in voltage
variations in current
variation in watt
8
Multiple simultaneous sine wave frequencies in a vibrating object are...
harmonies & unisons
harmonics & overtones
melodies and harmonies
harmonies & octaves
9
The perceptual quality associated with the physical property of Frequency is...
pitch
loudness
time
timbre
10
The varying high & low pressure zones of a sound wave in the air are called...
compressions & rarefactions
tops & bottoms
pushes & pulls
11
Clipping of an analog wave...
creates sub frequencies
creates distortion harmonics
shortens the notes in a musical phrase
is an inaudible change of the waveshape
12
20 kHz is...
2 Hz
20 thousand Hertz
2 thousand Hertz
2 million Hertz
13
The three physical properties of sound are...
loudness, pitch, & voltage
high, medium, & low pressure
bass, mid and treble
amplitude, frequency, & waveshape
14
An analog sound wave is...
a stepped wave
a continuous wave
a numerical sequence
a wavetable
15
The (approximate) frequency limits of human hearing are...
10 Hz to 10 kHz
20 Hz - 20 kHz
0 Hz - 100 kHz
100 Hz - 10 kHz
16
dBspl and dBu measure (respectively)...
voltage & current
power & voltage
acoustic sound pressure & voltage
voltage & power
17
A transient is...
a short recording session
the tail of a long reverb
the decaying portion of a note
the initial impact at the beginning of a note
18
Unity Gain means...
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
440 kHz
19
The perceptual quality associated with the physical property of Amplitude is...
timbre
pitch
loudness
time
20
Headroom is...
the difference between dBu and dbV
the difference between average & peak level
the ceiling height inside an iso-booth
the space above your head
21
A graph of equal-loudness contours for human hearing is called...
Fletcher-Munson graph
Frequency-Waveform graph
Freddy-Mercury graph
Frequency-Modulation graph
AudioPedia 101
Sound Waves & Hearing
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