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S&L-C2: Sound

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.
A fundamental tone has only one
a)
frequency
b)
pitch
c)
timbre
d)
intensity
2.
A system of detecting reflected sound waves is
a)
dissonance
b)
infrasound
c)
sonar
d)
acoustics
3.
As a sound source moves toward a listener, the pitch
a)
appears to decrease
b)
appears to increase
c)
stays the same
d)
goes up and down repeatedly
4.
Doctors are able to make sonograms through the use of
a)
ultrasound
b)
infrasound
c)
sonar
d)
acoustics
5.
Sound is a disturbance that travels through a medium as a
a)
longitudinal wave
b)
surface wave
c)
standing wave
d)
transverse wave
6.

The amount of energy a sound wave carries per second through a unit area is its

a)

loudness.

b)

intensity.

c)

frequency.

d)

pitch.

7.
The changing pitch of a police car’s siren as it moves by you is an example of
a)
the Doppler effect
b)
resonance
c)
the speed of sound
d)
intensity
8.
The pitch of a sound that you hear depends on the sound wave’s
a)
loudness
b)
frequency
c)
intensity
d)
speed
9.
The speed of sound depends on
a)

the loudness of the sound

b)

the pitch of the sound

c)

the source of the sound in relation to its observer

d)

the properties of the medium it travels through

10.
What do some bats use to locate food and to navigate?
a)
dissonance
b)
echolocation
c)
infrasound
d)
acoustics
11.
What is a mixture of sound waves that do not sound pleasing together called?
a)

parental music

b)

noise

c)

timbre

d)

pitch

12.
What is a set of tones combined in a way that is pleasing to the ear?
a)
noise
b)
sound
c)
music
d)
timbre
13.
Which of the following factors determines the loudness of a sound?
a)
frequency of the sound wave
b)
amplitude of the sound wave
c)
the temperature of the medium
d)
the density of the medium
14.
Which part of your ear do sound waves enter through?
a)
ear canal
b)
eardrum
c)
earlobe
d)
cochlea
15.

Which part/s of your ear sends the message to your brain that you’ve heard a sound?

a)

the outermost part of your ear

b)

the vibrating eardrum

c)

the hammer, anvil, and stirrup located in your middle ear

d)

the cochlea and nerve cells in your inner ear

16.
Which term refers to how high or low a sound seems to a person?
a)
loudness
b)
intensity
c)
frequency
d)
pitch
17.

Why did Chuck Yeager’s team choose a high altitude to try to break (travel faster than) the sound barrier?

a)

The temperature is lower, so the speed of sound is higher

b)

The temperature is lower, so the speed of sound is lower

c)

The temperature is higher, so the speed of sound is higher

d)

The temperature is higher, so the speed of sound is lower

18.
Sound generally travels the slowest in ____________________
a)

solids

b)

liquids

c)

gases

d)

colloids

19.
The frequency of the sound waves produced by a string increases as the tension of the string _______________.
a)
increases
b)
remains constant
c)
decreases
d)
evaporates
20.
The speed of sound in air _______________ with increasing temperature.
a)
increases
b)
remains constant
c)
decreases
d)
evaporates
21.
The hammer, anvil, and stirrup are bones that make up the _______________ ear.
a)

blacksmith

b)

inner

c)

middle

d)

outer

22.
If a sound source is moving towards you, you will hear a _______________ pitch.
a)
higher
b)
lower
c)
unchanged
d)
sales
23.
The ____________________ of a sound wave is the distance between a compression or rarefaction and the next compression or rarefaction.
a)
frequency
b)
amplitude
c)
wavelength
d)
variance
24.
If two sound waves differ in intensity, the wave that is more intense sounds
a)
louder.
b)
quieter.
c)
higher-pitched.
d)
lower-pitched.
25.
A short string under a certain tension generally produces a sound with a higher ____________________ than a long string under the same tension.
a)

loudness

b)

amplitude

c)

resonance

d)

pitch

26.
The ear canal ends at a tightly stretched membrane called the ____________________.
a)

cochlea

b)

eardrum

c)

earring

d)

Achilles' shield

27.
The ____________________ of a material is the amount of mass there is in a given amount of space, or volume.
a)
weight
b)
temperature
c)
density
d)
time
28.
The ____________________ is a liquid-filled cavity in the inner ear.
a)
canal of Schlemm
b)
cochlea
c)
glottis
d)
uvula
29.
A(n) ____________________ is a picture of the inside of the human body produced by ultrasound.
a)
sonogram
b)
monogram
c)
ultrasound
d)
infrasound
30.
A bat uses reflected ____________________ waves to build up a “picture” of what is in front of it.
a)
water
b)
light
c)
sound
d)
determination

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