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