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waves and sound

Total questions: 58

Worksheet time: 1hrs 25mins

Name
Class
Date
1.

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

a)

amplitude

b)

crest

c)

trough

d)

wavelength

2.
The type of waves that require medium to pass:
a)
Mechanical Waves
b)
Electromagnetic Waves
3.
When the frequency of a wave increases, what happens to the wavelength?
a)
The wavelength is not directly affected by the frequency of a wave.
b)
The wavelength increases.
c)
The wavelength decreases.
d)
More specific information is needed to form a conclusion about the wavelength.
4.
A mechanical wave cannot travel through...
a)
a vacuum(empty space).
b)
water.
c)
air. 
d)
glass.
5.
Which wave in the diagram has the greatest frequency?
a)
1
b)
2
c)
3
d)
4
6.
Which of the following can sound travel through?
a)
solid
b)
liquid
c)
gas
d)
all of the above
7.

Electromagnetic waves include the following except

a)

radio waves

b)

X-rays

c)

ocean waves

d)

microwaves

8.
The number of wavelengths that pass a point each per second is:
a)
frequency
b)
period
c)
longitudinal 
d)
transverse wave 
9.
All waves carry
a)
energy
b)
light 
c)
matter
d)
particles
10.
What kind of wave is pictured below?
a)
compressional wave
b)
transverse wave
c)
sound wave
d)
mechanical wave
11.
Which type of wave is pictured here?
a)
Longitudinal
b)
Transverse
c)
Light 
d)
Electromagnetic
12.

Which type of wave moves parallel to the direction of the wave?

a)

transverse

b)

longitudinal

c)

surface

d)

electromagnetic

13.

It is the high pressure part of the wave where the particles are close together. It is part A on this picture.

a)

Compression

b)

Amplituide

c)

Rarefaction

d)

Wavelength

14.
The distance from one point to the next corresponding point on a wave is called the ________________.
a)
waveform
b)
peak
c)
amplitude
d)
wavelength
15.

High pitched waves would have wavelengths that are...

a)

at a rarefaction

b)

far apart

c)

close together

d)

at the trough

16.
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
17.
What property of the wave is represented by the letter "B"?
a)
amplitude
b)
crest
c)
trough
d)
wavelength
18.
The highest point on a wave is:
a)
the crest
b)
the trough
c)
the top
d)
the coast 
19.
The lowest point on a wave is the:
a)
Amplitude
b)
Crest
c)
Trough
d)
Wavelength
20.
The number of wavelengths that pass a point each per second is:
a)
frequency
b)
period
c)
longitudinal 
d)
transverse wave 
21.
Which vocabulary term is used to identify the distance between points C & G?
a)
Amplitude
b)
Crest
c)
Frequency
d)
Wavelength
22.
Electromagnetic waves include the following except
a)
radio waves
b)
X-rays
c)
doing the wave at a football game
d)
microwaves
23.
which material does sound travel the fastest?
a)
solid 
b)
liquid 
c)
gases
24.
When a wave strikes and object and bounces off. (example echo)
a)
medium
b)
refraction
c)
reflection
d)
interference
25.

Increasing the amplitude means you are increasing the _______________ of a wave.

a)

frequency

b)

amplitude

c)

energy

d)

wavelength

26.

Which of the following properties makes a light wave different from all mechanical waves?

a)

A light wave slows down in a vacuum.

b)

A light wave is able to transmit energy.

c)

A light wave exists as a transverse wave.

d)

A light wave can travel without a medium.

27.

Waves that need a medium are called?

a)

Electromagnetic Waves

b)

P-Waves

c)

Mechanical Waves

d)

Taco Bell

28.

Waves that can travel through a vacuum and do no require a medium are called?

a)

Transverse Waves

b)

S-Waves

c)

Mechanical Waves

d)

Electromagnetic Waves

29.

The wavelength of a sound wave is 20m. The frequency is 5 Hz. What is the wave speed?

a)

4 m/s

b)

100 m/s

c)

25 m/s

d)

15 m/s

30.

When a wave bounces back, it is called?

a)

diffraction

b)

refraction

c)

transmission

d)

reflection

31.

What is the unit for frequency?

a)

Meters

b)

Hertz

c)

Decibels

d)

Meters/Second

32.

When the frequency of a wave decreases, the ____________________________________ of the wave increases.

a)

wave speed

b)

amplitude

c)

wavelength

d)

Doc McStuffins

33.

How does a cell phone work?

a)

cell phones transmit and receive signals using high-frequency microwaves

b)

cell phones only receive signals from a cellular system

c)

cell phones use frequency modulation

d)

cell phones will use pulse modulation

34.
travels through solids fastest because the molecules are closer together
a)
speed of sound
b)
wavelength
c)
frequency
d)
amplitude
35.
How high or low a sound is; depends on the frequency (greater frequency= higher pitch)
a)
pitch
b)
frequency
c)
sound
d)
medium
36.
A part in a longitudinal wave where the particles are spread apart
a)
compression
b)
rarefaction
c)
crest
d)
trough
37.
A reflected sound wave
a)
frequency
b)
pitch
c)
echo
d)
rarefaction
38.
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
39.
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
40.
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. 
41.
After the train passed, the pitch of the train whistle became lower. This change in sound would be represented by what change in the diagram above? 
a)
The distance represented by C would increase. 
b)
The distance represented by C would decrease. 
c)
The distance represented by D would increase. 
d)
The distance represented by D would decrease. 
42.
Which of the following would you hear as a low pitched sound? 
a)
sound wave with a frequency of 50 Hz
b)
sound wave with frequency of 10,000 Hz
c)
sound wave with an intensity of 10 dB
d)
sound wave with an intensity of 100 dB
43.

What is the Doppler Effect

a)

Where the wavelength of a wave is shifted due to the source moving

b)

When a wave is shifted when a body pushes the wave

c)

Where the apparent wavelength of a wave is shifted due to the source moving

44.
If a wave is traveling at 260 m/s and has a wavelength of 0.8 m/s, what is its frequency?
a)
208 Hz
b)
325 Hz
c)
430 Hz
d)
160 Hz
45.
When a sound is louder what measurement gets bigger?
a)
Frequency 
b)
Amplitude 
c)
Wavelength 
d)
Crest
46.
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
47.

Sonar and echolocation use ----- to detect objects under water.

a)

Refraction

b)

Reflection

48.

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

a)

Infrasonic waves

b)

Ultrasonic waves

49.
travels through solids fastest because the molecules are closer together
a)
speed of sound
b)
wavelength
c)
frequency
d)
amplitude
50.
Low Amplitude = ______________
a)
Quieter Sounds
b)
Louder sounds
51.
High frequency = _______ Pitch
a)
High
b)
Low
52.
Low frequency = _______ Pitch
a)
Low
b)
High
53.

Vibrations that travel through the air or other medium that can be heard when they reach the ear.

a)

Sound

b)

Pitch

c)

Frequency

d)

Sound Wave

54.

Which sound wave shows the sound with the highest pitch?

a)
b)
c)
55.

If someone is standing to the left of this wave, they would hear a ______ pitch than someone standing to the right of it.

a)

uglier

b)

prettier

c)

higher

d)

lower

56.

Sound Waves Move faster in what temperature

a)

Hot

b)

Cold

c)

Doesn't Matter

d)

Both

57.

Sound with frequencies between 20 Hz and 20 000 Hz are known as:

a)

ultrasonic

b)

infrasonic

c)

audible range

d)

visible range

58.

The speed of sound in air is 340 m/s. The frequency of the sound waves generated by my voice is 720 Hz. Calculate the wavelength of sound of my voice.

a)

380 m

b)

0.472 m

c)

2.11 m

d)

244,800

e)

none of these are correct

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