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REVIEW SOUND

Total questions: 99

Worksheet time: 2hrs 14mins

Name
Class
Date
1.

What type of wave are sound wave?

a)

longitudinal

b)

transverse

c)

electromagnetic

d)

sea wave

2.

In which medium sound can't travel?

a)

solid

b)

liquid

c)

gas

d)

vacuum

3.

What is an echo

a)

deflected sound

b)

refracted sound

c)

reflected sound

d)

diffracted sound

4.

In which medium speed of sound are fastest?

a)

vacuum

b)

solid

c)

liquid

d)

gas

5.

What is the range of frequencies audible to the human ear

a)

lower than 20 Hz

b)

20 Hz - 20.000 Hz

c)

higher than 20.000 Hz

d)

0 Hz - infinite Hz

6.

What is ultrasound?

a)

Sound with a frequency higher than 20.000 Hz

b)

Sound with a frequency lower than 20 Hz

c)

Sound with a frequency 20 Hz

d)

sound with a frequency 20.000 Hz

7.

look at the picture. There are 4 sound wave with different amplitude and wavelength. Which sound wave has loudest sound?

a)

A

b)

B

c)

C

d)

D

8.

look at the picture. There are 4 sound wave with different amplitude and wavelength. Which sound wave has highest pitch?

a)

A

b)

B

c)

C

d)

D

9.

The delay time between light of thunder and sound of thunder is 2 seconds. If the speed of sound at the air is 340 m/s, how far the thunder from you?

a)

680 m

b)

170 m

c)

342 m

d)

338 m

10.

A boat is using echo-sounding equipment to measure the depth of the water underneath.


The equipment in the boat sends a short pulse of sound downwards and detect the echo after a time interval 4 seconds. The speed of sound in water is 1500 m/s. Calculate the depth of water!

a)

6000 m

b)

5800 m

c)

3000 m

d)

2600 m

11.
An ________ is a reflected sound.
a)
Vibration
b)
Echo
c)
Pitch
d)
Volume
12.

Sound is a form of energy produced by ______________.

a)

Vibrations

b)

Distances

c)

Prisms

d)

Forces

13.

An object that does not vibrate cannot produce

a)

Sound

b)

Light

c)

Heat

d)

Electricity

14.

A place where no sound exists is...

a)

in the air.

b)

under water.

c)

space.

d)

all of the above

15.

Why do we see lightning before we hear the thunder?

a)

Our eyes trick us.

b)

Light travels faster than sound.

c)

they're two separate things.

16.

When people speak their ________ vibrate.

a)

Ear drums

b)

Vocal chords

c)

Ears

d)

Tongue

17.

What is Pitch?

a)

How loud or soft a sound is.

b)

Muscle that holds vocal cords.

c)

Movement back and forth.

d)

How high or low a sound is.

18.

Which device measures sound waves?

a)

Oscilloscope

b)

Stethoscope

c)

Radio

d)

None of the above

19.

________ describes how LOUD a sound is.

a)

Amplitude

b)

Frequency

20.

____________ is determined by sound's frequency

a)

Compression

b)

Pitch

21.

A sound with a high frequency has a _____ pitch. A sound with a ____ frequency has a low pitch.

a)

high, low

b)

low, high

c)

medium, high

d)

high, medium

22.

______________ sounds have a larger amplitude

a)

Quiet

b)

Loud

23.

What is this?

a)

Ear Drum

b)

Ear Canal

c)

Nerve

d)

Cochlea

24.

What is this?

a)

Nerve

b)

Ear canal

c)

Cochlea

d)

Ear Drum

25.
Sound is a form of? 
a)
energy
b)
pitch
c)
volume
26.

__________ means to move back and forth quickly.

a)

Pitch

b)

Amplitude

c)

Vibration

27.
Sound waves travel the SLOWEST through _____________.
a)
gases
b)
solids
c)
liquids
28.
Sound is a form of energy produced by ______________.
a)
vibrations
b)
distances
c)
prisms
d)
Ms. Crews
29.

The volume of a sound is measured in units called ________

a)

decibels

b)

liters

c)

sound waves

30.

Why is sound able to travel faster through a solid than a gas?

a)

Gas molecules are packed tightly.

b)

Sound does not travel faster through a solid than a gas.

c)

Solid molecules are packed tightly.

31.

Sound does not travel in space because

a)

Space is too far away.

b)

There is no matter in space.

c)

Space is the final frontier

32.

Which of these is NOT a medium?

a)

light

b)

air

c)

wood

33.

How can I produce a sound?

a)

heating an object

b)

hitting an object

c)

moving the mouth

34.

If a sound has a high amplitude then it also has a ____________!!!

a)

fast echo

b)

slow pitch

c)

high volume

35.

__________ is the loudness or softness of a sound. 

a)
Echo
b)
Volume
c)
Pitch
d)
Vibration
36.
A longer string makes a _______ pitch than a short string.
a)
louder
b)
softer
c)
higher
d)
lower
37.

Which of the following sound wave produces the highest pitch of sound?

a)
b)
c)
d)
38.
If a sound has a high amplitude then it also has a ____________!!!
a)
fast echo
b)
slow pitch
c)
high volume
d)
low volume
39.

Choose the correct statements. (2 answers)

a)

P - The loudness increases

b)

Q - The pitch decreases

c)

R - The loudness decreases

d)

S - The pitch increases

40.

Diagram shows 3 types of sound waves generated from speaker. Which of the following statements is true?

a)

P has a higher pitch than Q

b)

Q has a higher pitch than R

c)

R has the highest pitch

d)

P, Q and R have the same pitch

41.

Which waveform has the lowest frequency?

a)

(a)

b)

(b)

c)

(c)

d)

(d)

e)

(e)

42.

If the distance represented by the letter A (the amplitude) were increased, how would it change the sound?

a)

The sound would be higher.

b)

The sound would be softer.

c)

The sound would be lower.

d)

The sound would be louder.

43.

What is changed in the second picture?

a)

Someone is talking louder in picture 2

b)

Someone is talking softer in picture 2

c)

Someone is talking lower pitch in picture 2

d)

Someone is talking higher pitch in picture 2

44.

What is changed in the second picture?

a)

Someone is talking louder in picture 2

b)

Someone is talking softer in picture 2

c)

Someone is talking lower pitch in picture 2

d)

Someone is talking higher pitch in picture 2

45.

Frequency is measured in the unit of

a)

Ampere (A)

b)

Hertz (Hz)

c)

Mole (mol)

d)

Meter (m)

46.

Which of the following statement is true?

a)

The higher the amplitude, the higher the pitch of sound

b)

The lower the amplitude, the louder the sound

c)

The higher the frequency, the higher the pitch

d)

The lower the frequency, the louder the sound

47.

What property of this wave is represented by the letter "A"?

a)

amplitude

b)

crest

c)

trough

d)

wavelength

48.

People with the nerve deafness is due to permanent damage to a nerve ending in the ______________

a)

ear canal

b)

eardrum

c)

cochlea

d)

anvil, stirrup, hammer (three bones)

49.
A sound that bounces off a surface is called an ________.
a)
loud sound
b)
echo
c)
repeat
d)
quiet sound
50.
A back and forth movement of matter
a)
volume
b)
vibration
c)
pitch
d)
frequency
51.
Sound travels FASTEST through which of these materials?
a)
Air
b)
Empty space
c)
Metal
d)
Water
52.
Why is the school library covered with carpet?
a)
So everyone can make a lot of noise
b)
to help absorb sounds to keep it quiet
c)
because it looks good
d)
to help absorb sounds so it can stay noisy
53.
How does sound travel?
a)
Sounds travels in waves
b)
sound travels slow
c)
sound travels fast
d)
sound doesn't travel
54.

When something vibrates, it passes the vibration to...

a)

its surrounding environment

b)

your ears

c)

your hands

d)

itself

55.

Sound is produced when an object...

a)

Moves

b)

Makes a noise

c)

Vibrates

d)

Falls

56.

Sound energy travels in...

a)

Longitudinal waves

b)

Transverse waves

57.

When objects vibrate, they create regions of space in which the air particles are bunched together called...

a)

Conductions

b)

Compressions

c)

Rarefactions

d)

Close vibrations

58.

When objects vibrate, they create regions of space in which the air particles are spread out called...

a)

Conductions

b)

Compressions

c)

Rarefactions

d)

Loose vibrations

59.

In a longitudinal wave, the particles move...

a)

In an up and down motion

b)

In the same direction that the wave is moving

60.

True or False:

Sound energy needs a medium (solid, liquid or gas) to travel through.

a)

True

b)

False

61.

True or False:

Sound energy can travel through outer space (a vacuum).

a)

True

b)

False

62.

Which two materials will absorb sound?

a)

Wooden or tiled floors

b)

Cushions/pillows

c)

Fabric curtains

d)

Glass

63.

Which two materials will reflect sound, creating echoes?

a)

Wooden or tiled floors

b)

Cushions/pillows

c)

Fabric curtains

d)

Bare walls

64.

What type of noise would this sound wave make?

a)

Loud noise

b)

Quiet noise

c)

High pitch noise

d)

Low pitch noise

65.

What type of noise would this sound wave make?

a)

Loud noise

b)

Quiet noise

c)

High pitch noise

d)

Low pitch noise

66.

What type of noise would this sound wave make?

a)

Loud noise

b)

Quiet noise

c)

High pitch noise

d)

Low pitch noise

67.

Elephants can hear a range of frequencies lower than our own hearing range called...

a)

Infrasound frequencies

b)

Ultrasound frequencies

68.

Dogs can hear a range of frequencies higher than our own hearing range called...

a)

Infrasound frequencies

b)

Ultrasound frequencies

69.

Sound waves that are beyond the range of human ear are known as ----

a)

Infrasonic waves

b)

Ultrasonic waves

70.

If you want to change the pitch of a sound, you have to change the ___

a)

speed

b)

amplitude

c)

volume

d)

frequency

71.

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

72.

Bats use ________ to locate mosquitoes in the air

a)

solar

b)

ecology

c)

echolocation

d)

refraction

73.

When a sound is louder what measurement gets bigger?

a)

Frequency

b)

Amplitude

c)

Wavelength

d)

Crest

74.

Sound waves move more quickly through _________________ matter

a)

dense

b)

light

75.

A rarefaction is generated when particles move ______.

a)

Closer

b)

In circles

c)

Back and forth

d)

Apart

76.

Which temperature causes sound to travel more slowly?

a)

Cold

b)

Hot

77.

Loudness of waves is measure in ______

a)

Hz

b)

dB

c)

Watts

d)

m/s

78.

Frequency of waves is measure in _____.

a)

Hz

b)

dB

c)

Watts

d)

m/s

79.

High frequency sounds have ______ pitch.

a)

High

b)

Low

80.

In a ________________________ wave, the particles vibrate in the same direction that the wave travels, or parallel to the wave.

a)

light wave

b)

microwave

c)

water wave

d)

longitudinal wave

81.

A ____________________ is a longitudinal wave that is caused by vibrations and travels through a medium.

a)

light wave

b)

sound wave

c)

microwave

d)

water wave

82.

_____________________ is how high or low you think a sound is.

a)

volume

b)

amplitude

c)

pitch

d)

frequency

83.

______________________ is a measure of how well sound can be heard.

a)

loudness

b)

pitch

c)

volume

d)

frequency

84.

A(n)_________________________ is a reflected sound wave.

a)

echo

b)

Arc

c)

vibration

d)

rarefaction

85.

________________________ is the use of echos, or reflected sound, to find objects.

a)

ultrasound

b)

sonography

c)

echolocation

d)

reflexology

86.

__________________________ waves have frequencies over 20,000 Hz.

a)

infared

b)

Light

c)

Echo

d)

ultrasound

87.
If distance C on the diagram increased, what would happen to the pitch? 
a)
The pitch would be louder. 
b)
The pitch would be softer. 
c)
The pitch would be higher. 
d)
The pitch would be lower. 
88.
If the distance represented by the letter A were increased, how would it change the way the sound was heard?
a)
The sound would be higher. 
b)
The sound would be lower. 
c)
The sound would be softer. 
d)
The sound would be louder. 
89.
A reflected sound wave is know as a/an ___________.
a)
frequency
b)
pitch
c)
echo
d)
rarefaction
90.
______ is how loud or soft a sound is; depends on the amplitude.
a)
pitch
b)
frequency
c)
loudness
d)
medium
91.

Sound is a form of energy produced by ______________.

a)

Vibrations

b)

Distances

c)

Prisms

d)

Forces

92.

Sound waves travel the FASTEST through _____________.

a)

Gases

b)

Liquids

c)

Solids

93.

What is the range of frequencies audible to the human ear

a)

lower than 20 Hz

b)

20 Hz - 20.000 Hz

c)

higher than 20.000 Hz

d)

0 Hz - infinite Hz

94.

The correct pairs of instrument and how they are played are shown by numbers …

a)

1 and 3

b)

2 and 4

c)

2 and 3

d)

1 and 4

95.

The animals that can hear ultrasonic sound are numbers …

a)

1 and 3

b)

2 and 4

c)

1 and 2

d)

2 and 3

96.

The following animal that makes sound by rubbing its wings against its wings is … .

a)

elephant

b)

bee

c)

cow

d)

male grasshopper

97.

Based on the picture above, the type of sound that uses to capture live images from the inside of our body is … .

a)

audiosonic

b)

infrasonic

c)

ultrasonic

d)

videosonic

98.

A sound which has frequency 20-20.000 Hz and audible to humans is called … .

a)

Audiosonic

b)

Infrasonic

c)

Ultrasonic

d)

Videosonic

99.

A characteristic of sound is ...

a)

sound can travel in a vacuum

b)

sound can be reflected

c)

sound cannot travel through gas

d)

sound cannot be absorbed

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