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sound

Total questions: 50

Worksheet time: 1hrs 23mins

Name
Class
Date
1.
An ________ is a reflected sound.
a)
Vibration
b)
Echo
c)
Pitch
d)
Volume
2.

Sound is a form of energy produced by ______________.

a)

Vibrations

b)

Distances

c)

Prisms

d)

Forces

3.

Sound waves travel the FASTEST through _____________.

a)

Gases

b)

Liquids

c)

Solids

4.

An object that does not vibrate cannot produce

a)

Sound

b)

Light

c)

Heat

d)

Electricity

5.

A place where no sound exists is...

a)

in the air.

b)

under water.

c)

space.

d)

all of the above

6.

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.

7.

When people speak their ________ vibrate.

a)

Ear drums

b)

Vocal chords

c)

Ears

d)

Tongue

8.

____________ is determined by sound's frequency

a)

Compression

b)

Pitch

9.

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

10.

What is this?

a)

Ear Drum

b)

Ear Canal

c)

Nerve

d)

Cochlea

11.

What is this?

a)

Nerve

b)

Ear canal

c)

Cochlea

d)

Ear Drum

12.

What is transported by a wave?

a)

air

b)

energy

c)

matter

d)

particles

13.

A transverse wave is traveling through an unknown medium as shown in the diagram. How are the particles of the medium vibrating?

a)

parallel to the y-axis

b)

parallel to region R

c)

Parallel to the x-axis

d)

Parallel to Region Q

14.

Which type of wave can be a longitudinal wave?

a)

light waves

b)

seismic wave

c)

electromagnetic wave

d)

surface ocean waves

15.

What kind of wave requires the particles of a medium to vibrate and transfer energy?

a)

infrared light wave

b)

Radio Wave

c)

Seismic Wave

d)

Visible light wave

16.

Which list below includes mechanical waves only?

a)

seismic waves, sound waves, and water waves

b)

radio waves, sound waves, waves in a rope

c)

infrared rays, ultraviolet rays, visible light

d)

seismic waves, microwaves and x-rays

17.

The diagram shows a readout from a device that measures sound waves.


How should these waves be described?

a)

mechanical longitudinal

b)

compressional electromagnetic

c)

compressional transverse

d)

mechanical transverse

18.

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

19.

Two sound waves of different frequencies interfere and produce a resulting waveform shown with four points (W, X, Y, and Z) marked on the new wave.


At which point will the sound be the loudest ?

a)

W

b)

X

c)

Y

d)

Z

20.

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

21.

The diagram shows a research vessel using sonar to map the ocean floor.


Upon which basic behavior of sound waves does this technology depend?

a)

absorption

b)

compression

c)

reflection

d)

refraction

22.

As any type of wave travels through a medium, what is true about the particles in the medium?

a)

The particles of the medium move in a straight line and are carried with the wave.

b)

the particles of the medium move up and down and are carried with the wave.

c)

The particles of the medium are not carried along with the wave

d)

the particles of the medium move back and forth and are carried with the wave.

23.

A boy has a cork on his fishing line in a lake. His brother throws a rock in the lake near where he is fishing, and the waves created from the rock splashing cause the boy's cork to bob up and down for over a minute. What is the medium for the waves in this scenario?

a)

the cork

b)

the water

c)

the rock

d)

the fishing line

24.

Through which medium is it impossible to transmit sound waves?

a)

space

b)

rock

c)

air

d)

water

25.

Sound waves travel as __________ waves.

a)

transverse

b)

electromagnetic

c)

longitudinal

d)

surface

26.

Loudness of waves is measured in ______________.

a)

hertz

b)

decibels

c)

watts

d)

meters/second

27.

The maximum safe level for loudness is __________.

a)

0 dB

b)

60 dB

c)

85 dB

d)

130 dB

28.

Frequency of waves is measured in __________.

a)

hertz

b)

decibels

c)

watts

d)

meters/second

29.

The highness or lowness of a sound is its ____________.

a)

pitch

b)

volume

c)

amplitude

d)

frequency

30.
Which statement about sound waves is true? 
a)
Air travels with them
b)
They travel through a vacuum
c)
They exist only if heard
d)
They can be reflected. 
31.
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. 
32.
What does pitch depend on?
a)
amplitude 
b)
frequency
c)
intensity 
d)
volume of sound
33.
When a sound is louder what measurement gets bigger?
a)
Frequency 
b)
Amplitude 
c)
Wavelength 
d)
Crest
34.
A wave that requires a medium through which to travel
a)
mechanical wave
b)
chemical wave
c)
electromagnetic wave
d)
pitch
35.
The number of wavelengths that pass a point each second
a)
crest
b)
amplitude
c)
frequency
d)
pitch
36.
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. 
37.
Sound is a form of _________________ that travels as waves through a ________________.
a)
light/ transparency
b)
energy/ vibration
c)
energy/ medium
d)
frequency/ medium
38.
travels through solids fastest because the molecules are closer together
a)
speed of sound
b)
wavelength
c)
frequency
d)
amplitude
39.
A reflected sound wave
a)
frequency
b)
pitch
c)
echo
d)
rarefaction
40.
A wave that requires a medium through which to travel
a)
mechanical wave
b)
chemical wave
c)
electromagnetic wave
d)
pitch
41.
You and your father inspect an empty house with the hopes of buying it. You walk through the rooms talking to one another, and you notice that your voices and footsteps are echoing in the big, empty house. What causes the echo?
a)
sound waves reflecting off smooth, flat surfaces throughout the house
b)
sound waves moving around the large rooms
c)
sound waves moving slowly through air
d)
sound waves refracting around corners in the empty rooms
42.
Cletus wants to make ear protectors for people who work around loud jet engines at Hartsfield Airport in Atlanta. Which of the following materials should he experiment with for the best results?
a)
a material that produces sound
b)
a material that absorbs sound
c)
a material that transmits sound
d)
a material that amplifies sound
43.
As the fire truck approached Mary, the pitch of the siren got higher. Once the fire truck passed and moved away, the siren's pitch got lower. This change in pitch is because of a change in the sound wave's
a)
concussion. 
b)
amplitude. 
c)
reflection.
d)
frequency. 
44.
travels through solids fastest because the molecules are closer together
a)
speed of sound
b)
wavelength
c)
frequency
d)
amplitude
45.
What is something natural that Sound cannot travel through?
a)
Water
b)
Air
c)
Liquids
d)
outer Space
46.
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
47.
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
48.

Listen carefully. What sound do you hear?

a)

door knocking

b)

rain falling

c)

bell ringing

49.

Listen carefully. What sound do you hear?

a)

door knocking

b)

hammering

c)

telephone ringing

50.

Listen carefully. What sound do you hear?

a)

rain falling

b)

people laughing

c)

thunder rumbling

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