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1. SOUND & INTENSITY Flashcards | StudBud
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1. SOUND & INTENSITY
1. SOUND & INTENSITY
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Answers
1
Ultrasounds
are frequencies above...
20 Hz
200 Hz
2.000 Hz
20.000 Hz
2
A sound wave is reflected, absorbed and transmitted when...
it reaches a wall
it travels through air
it travels through a vacuum
it travels through water
3
Hearing
process follows this order...
pinna, eardrum, cochlea and brain.
pinna, eardrum, brain and cochlea.
pinna, cochlea, eardrum and brain.
pinna, brain, cochlea and eardrum.
4
Forte
means...
very loud
gradually getting louder
moderately loud
loud
5
10 decibels is our threshold of pain regarding intensity
False
True
6
Intensity
of sound is measured in...
decibels
hertz
meters per second
7
We represent
duration
in scores by means of...
note values and rests
musical notes
time signature
dynamic markings
8
Pianississimo
abbreviation is...
pp
p
ppp
mp
9
Mezzoforte
abbreviation is...
mp
ff
fff
mf
10
Speed of sound through air is...
440 m/s
140 m/s
240 m/s
340 m/s
11
Crescendo
means...
suddenly getting softer
suddenly getting louder
gradually getting softer
gradually getting louder
12
Infrasounds
are frequencies below...
20.000 Hz
200 Hz
2 Hz
20 Hz
13
Intensity
distinguishes between...
low and high sounds
long and short sounds
different voices and instruments
loud and soft sounds
14
Pitch
distinguishes between...
loud and soft sounds
long and short sounds
different voices and instruments
low and high sounds
15
Pitch
depends on the...
wave persistence
wave length
wave amplitude
wave frequency
16
Dynamic marking that means moderately loud
pianississimo
pianissimo
mezzoforte
mezzopiano
17
Duration
depends on the...
wave persistence
wave length
wave frequency
wave amplitude
18
What quality of sound allows us to identify the object that produces the sound?
Intensity
Duration
Pitch
Timbre
19
Intensity
depends on the...
wave amplitude
wave length
wave frequency
wave persistence
20
Dynamic marking that means extremely soft
pianissimo
forte
pianississimo
mezzopiano
