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Test Review - Sound Waves

Total questions: 72

Worksheet time: 1hrs 11mins

Name
Class
Date
1.
If you want to change the pitch of a sound, you have to change the ___
a)
frequency
b)
amplitude
c)
speed
d)
volume
2.
This is the unit used to measure the volume of a sound. 
a)
Decibel
b)
Medium
c)
Vibration
d)
Oscilloscope
3.
This is what you get when sound waves are reflected, or bounce back, off of a hard surface.
a)
Amplitude
b)
Pitch
c)
Volume
d)
Echo
4.
The speed of a sound wave depends on
a)
the frequency
b)
the medium
c)
both air temperature and medium
d)
the air temperature
5.
What is a pitch?
a)
highness or lowness of a sound
b)
the intensity of a vibration
c)
the amplitude of the sound wave
d)
volume of sound
6.

Bats use ________ to locate mosquitoes in the air.

a)

solar

b)

ecology

c)

echolocation

d)

refraction

7.
The number of wavelengths that pass a point each second
a)
frequency
b)
wavelength
c)
pitch
d)
amplitude
8.
A part in a longitudinal wave where the particles are spread apart
a)
compression
b)
rarefaction
c)
crest
d)
trough
9.
The part of a longitudinal wave where the particles of the medium are close together.
a)
rarefaction
b)
compression
c)
crest
d)
trough
10.
A disturbance that travels through a medium as a longitudinal wave
a)
sound
b)
wavelength
c)
pitch
d)
frequency
11.
Material (matter) through which a wave travels
a)
medium
b)
Doppler Effect
c)
sound
d)
pitch
12.
When a sound is louder what measurement gets bigger?
a)
Frequency 
b)
Amplitude 
c)
Wavelength 
d)
Crest
13.
travels through solids fastest because the molecules are closer together
a)
speed of sound
b)
wavelength
c)
frequency
d)
amplitude
14.
How high or low a sound is; depends on the frequency (greater frequency= higher pitch)
a)
pitch
b)
frequency
c)
sound
d)
medium
15.
When the sound source moves, the frequency changes
ex. police car siren sounding lower pitch after the car passes
a)
pitch
b)
frequency
c)
Doppler Effect
d)
medium
16.
A wave in which the vibration is in the same direction as that in which the wave is traveling; sound waves
a)
longitudinal wave
b)
ocean wave
c)
transverse wave
d)
mechanical wave
17.
The part of a longitudinal wave where the particles of the medium are close together.
a)
rarefaction
b)
compression
c)
crest
d)
trough
18.
A part in a longitudinal wave where the particles are spread apart
a)
compression
b)
rarefaction
c)
crest
d)
trough
19.
The number of wavelengths that pass a point each second
a)
crest
b)
amplitude
c)
frequency
d)
pitch
20.
A reflected sound wave
a)
frequency
b)
pitch
c)
echo
d)
rarefaction
21.
A wave that requires a medium through which to travel
a)
mechanical wave
b)
chemical wave
c)
electromagnetic wave
d)
pitch
22.

Sound waves travel as __________ waves.

a)

transverse

b)

electromagnetic

c)

longitudinal

d)

surface

23.

Sound is made when a source of energy forces the matter to _________.

a)

shake

b)

vibrate

c)

move

d)

stay still

24.

A back-and-forth motion causing particles to move close together generates a _________.

a)

rarefaction

b)

surface wave

c)

transverse wave

d)

compression

25.

A rarefaction is generated when particles move _______.

a)

together

b)

apart

c)

closer

d)

under

26.

Sound waves cannot travel through _________.

a)

paper

b)

milk

c)

hydrogen

d)

empty space

27.

In which of these types of media will sound travel fastest?

a)

solid

b)

liquid

c)

gas

d)

vacuum

28.

Which temperature causes sound to travel more slowly?

a)

hot

b)

cold

29.

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

a)

pitch

b)

intensity

c)

loudness

d)

frequency

30.

The ____________ of a wave increases with increased energy.

a)

wave length

b)

amplitude

31.

Loudness of waves is measured in ______________.

a)

hertz

b)

decibels

c)

watts

d)

meters/second

32.

The maximum safe level for loudness is __________.

a)

0 dB

b)

60 dB

c)

85 dB

d)

130 dB

33.

Frequency of waves is measured in __________.

a)

hertz

b)

decibels

c)

watts

d)

meters/second

34.

High frequency sounds have ___________ pitch.

a)

high

b)

low

35.

______________ is produced by vibrations.

a)

Sound

b)

Light

c)

Smell

d)

Feeling

36.

The highness or lowness of a sound is its ____________.

a)

pitch

b)

volume

c)

amplitude

d)

frequency

37.

What is transported by a wave?

a)

air

b)

energy

c)

matter

d)

particles

38.

The diagram shows a cartoon of a sound wave produced while a student is speaking.


What happens to the sound wave when the student speaks louder?

a)

The amplitude increases

b)

the wavelength will double

c)

the speed will increase

d)

the amplitude will decrease

39.

The students in the diagram are communicating with the cans and string.


Which is the most likely explanation of how the students can hear and communicate using the objects?

a)

A Mechanical Wave transfers sound through the string

b)

sound bounces off the can and echoes

c)

sound travels through the string as an electromagnetic wave

d)

Transverse wave transfers sound through rope

40.

Through which medium is it impossible to transmit sound waves?

a)

space

b)

rock

c)

air

d)

water

41.

Sound waves travel as ________ waves.

a)

Transverse

b)

Longitudinal

c)

Surface

42.

Sound is made when a source of energy forces the matter to

a)

Vibrate

b)

Move

c)

Stay still

43.

A rarefaction is generated when particles move

a)

Together

b)

Under

c)

Apart

44.

A back-and-forth motion causing particles to move close together generates a ________.

a)

Rarefaction

b)

Surface wave

c)

Compression

45.

Sound waves CANNOT travel through which of these:

a)

Paper

b)

Milk

c)

Outer space

46.

In which of these types of media will sound travel fastest?

a)

Solid

b)

Liquid

c)

Gas

47.

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

a)

Pitch

b)

Intensity

c)

Loudness

48.

The _______ of a wave increases with increased energy.

a)

Wave length

b)

Amplitude

49.

Loudness of waves is measured in

a)

Hertz

b)

Decibels

c)

Watts

50.

How are sound waves like ripples in a pond?

a)

They are both types of electromagnetic radiation.

b)

They travel faster in water than they do in the air.

c)

They radiate outward from a central point.

d)

They have the same wavelengths.

51.

What is the function of the ridges on your outer ear?

a)

They prevent germs from entering your middle ear.

b)

They direct sound into your middle ear.

c)

They prevent loud noises from damaging your inner ear.

d)

They filter out very high and low-frequency sounds.

52.

How is your eardrum like a real drum?

a)

It produces sound.

b)

It vibrates.

c)

It is frequently struck by the bones in your middle ear.

d)

It is hollow.

53.

What is unique about the hammer, stirrup, and anvil?

a)

They are the smallest bones in your body

b)

They are the only bones in your body that move

c)

They are the only bones located in your head

d)

They are the only bones that cannot be broken

54.

If your inner ear lacked nerve fibers, what might happen?

a)

Sound would be unable to travel to your brain.

b)

Your eardrum would be unable to vibrate.

c)

Your hammer could not tap against your anvil.

d)

Sound waves could not enter your ear.

55.

Place the following events in sequence: A) Your eardrum begins vibrating; B) Electrical impulses travel along nerve fibers; C) The hammer, anvil, and stirrup begin moving

a)

B, C, A

b)

A, B, C

c)

B, A, C

d)

A, C, B

56.

One of the components of a sound is pitch. Pitch is determined by the _____ of a sound wave.

a)

amplitude

b)

complexity

c)

frequency

d)

depth

57.

The ________ ear collects sounds waves and transmits them to the ________ ear, which contains auditory ossicles.

a)

superficial; deep

b)

outer; middle

c)

inner; middl

d)

middle; inne

e)

outer; inner

58.

Name part A

a)

Pinna

b)

Auditory canal

c)

Ear

d)

Eardrum

59.
When sound waves cause the eardrum to vibrate, these vibrations are immediately passed on to the_________.
a)
outer ear and ear canal
b)
inner ear
c)
tiny hairs
d)
three small bones in the middle ear
60.
Which part of the ear acts as the sound collector?
a)
outer ear
b)
ear canal
c)
middle ear
d)
inner ear
61.
How does increasing the amplitude of a sound wave affect the sound?
a)
it makes the sound louder
b)
it makes the sound travel faster
c)
it increases the wavelength of the sound
d)
it increases the frequency of the sound
62.
Where is a place a person would hear no sound?
a)
in a cave
b)
in a forest
c)
in space
d)
in water
63.
What happens in the inner ear? 
a)
Sound waves are captured.
b)
Sound waves move deeper into the ear. 
c)
Sound waves are reflected.
d)

Sound waves are converted into electrical signals.

64.
Which travels faster: sound or light waves?
a)
sound
b)
light
65.

What are 2 ways we can protect our ears?

a)

Reduce Reuse Recycle

b)

Earplugs, turning down the volume

66.
What is the part of your ear you can see called?
a)
ear drum
b)
stirrup
c)
cochlea
d)
pinna
67.

The ears are the organs of

a)

hearing

b)

sight

c)

touch

d)

taste

68.

The ear has three parts

a)

the cochlea, the eardrum and the ear canal

b)

the outer, middle and inner ear

c)

the outer ear, earwax and ossicles

69.
Which part of the ear acts as the sound collector?
a)
outer ear
b)
ear canal
c)
middle ear
d)
inner ear
70.

The pinna and ear canal belong to:

a)

outer ear

b)

middle ear

c)

inner ear

71.

Inner ear includes:

a)

pinna and ear canal

b)

ossicles

c)

eardrum

d)

cochlea - auditory nerve

72.

The ear is a ...

a)

digestive organ

b)

sense organ

c)

system

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