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Unit 4 - Waves

Total questions: 51

Worksheet time: 52mins

Name
Class
Date
1.

________ travels through matter in the form of a wave.

a)

mass

b)

matter

c)

energy

d)

particles

2.

Compressional waves cause matter to move ______.

a)

perpendicular (up and down)

b)

parallel (back and forth)

3.

Transverse waves cause matter to move ______.

a)

perpendicular (up and down)

b)

parallel (back and forth)

4.

Which number indicates a wavelength?

a)

1

b)

2

c)

3

d)

4

5.

Which part of the wave is the amplitude?

a)

1

b)

2

c)

3

d)

4

6.

If the frequency gets higher, the wavelength gets

a)

longer

b)

shorter

7.

A disturbance that travels through a medium as a compressional (longitudinal) wave

a)

wavelength

b)

sound

c)

pitch

d)

frequency

8.

The number of wavelengths that pass a point each second

a)

frequency

b)

pitch

c)

wavelength

d)

amplitude

9.

Material (matter) through which a wave travels

a)

doppler effect

b)

sound

c)

medium

d)

pitch

10.

The part of a longitudinal wave where the particles of the medium are close together.

a)

crest

b)

trough

c)

rarefaction

d)

compression

11.

A part in a longitudinal wave where the particles are spread apart

a)

crest

b)

compression

c)

rarefaction

d)

trough

12.

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)

pitch

b)

frequency

c)

amplitude

d)

wavelength

13.

When waves crash together and cancel each other out, it is called.....

a)

constructive interference

b)

destructive interference

14.

When waves crash together and add (constructive interference), it increases this measurement.

a)

amplitude

b)

wavelength

c)

frequency

d)

crest

15.

The higher the pitch, the _____ the wavelength and the ____ the frequency.

a)

shorter, higher

b)

shorter, lower

c)

longer, higher

d)

longer, lower

16.

The sound that we actually hear is the vibration of molecules.

a)

true

b)

false

17.

Which wave has the longest wavelength?

a)

A

b)

B

c)

C

18.

Which has the SHORTEST wavelength and, therefore, the highest frequency/most energy

a)

radiowaves

b)

gamma

c)

ultraviolet

d)

infrared

19.

As frequency increases on the electromagnetic spectrum, what happens to the wavelength?

a)

it stays the same

b)

it increases

c)

it decreases

d)

it doubles

20.

Which color has the longest wavelength?

a)

yellow

b)

green

c)

red

d)

purple

21.

Light waves require a medium to transmit from its source to an object.

a)

true

b)

false

22.

How do you measure the amplitude of a transverse wave?

a)

From a crest and the rest position

b)

From a crest to a trough

c)

Between two nearby crests

d)

Between two points where the wave is at its rest position

23.

Sound travels fastest through...

a)

Solids

b)

Liquids

c)

Gases

d)

Space

24.

What is frequency measured in?

a)

Milliseconds

b)

Miles

c)

Hertz

d)

Kilograms

25.

What is the number of complete waves passing a fixed point in a given amount of time?

a)

Amplitude

b)

Intensity

c)

Wavelength

d)

Frequency

26.

What kind of wave is pictured below?

a)

compressional wave

b)

transverse wave

c)

sound wave

d)

mechanical wave

27.
Which wave in the diagram has the greatest frequency?
a)
1
b)
2
c)
3
d)
4
28.
Which wave in the diagram has the greatest wavelength?
a)
1
b)
2
c)
3
d)
4
29.
The highest point on a wave is:
a)
the crest
b)
the trough
c)
the top
d)
the coast 
30.
A wave that requires a medium through which to travel
a)
mechanical wave
b)
chemical wave
c)
electromagnetic wave
d)
pitch
31.

What does sound waves travel the fastest through?

a)

Liquids

b)

Gases

c)

Solids

32.
Low Amplitude = ______________
a)
Quieter Sounds
b)
Louder sounds
33.
High Amplitude =__________________
a)
Louder sounds
b)
Quieter Sounds
34.
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
35.

Which section of the spectrum is the ONLY one we can see?

a)

X-rays

b)

Gamma Rays

c)

Visible Light

d)

Ultraviolet Rays

36.
Which electromagnetic waves help doctors detect broken bones inside your body?
a)
gamma rays
b)
x-rays
c)
ultraviolet rays
37.
Which electromagnetic waves allow us to diagnose & treat cancer?
a)
Gamma rays
b)
X-rays
c)
Ultraviolet rays
38.
Which electromagnetic waves have the highest frequencies and the shortest wavelengths?
a)
microwaves
b)
visible light
c)
gamma rays
39.
Which electromagnetic waves are used in ovens and cell phone communications?
a)
Infrared rays
b)
ultraviolet rays
c)
microwaves
40.

Between waves B and D, which is louder?

a)

Wave B

b)

Wave D

41.

Between waves F and G, which is lower in pitch?

a)

Wave F

b)

Wave G

42.
When comparing the two waves that are shown, how would Wave A (green wave) differ than Wave B (black wave)?
a)
Wave A and B have the same amplitude, but wave B (black) has a lower pitch.
b)
Wave A and B have the same amplitude, but Wave A has a lower pitch. 
c)
Wave A and B have the same pitch, but Wave A is a softer sound. 
d)
Wave A and B have the same pitch, but Wave B is a softer sound. 
43.
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
44.
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
45.
A reflected sound wave
a)
frequency
b)
pitch
c)
echo
d)
rarefaction
46.

Which sound wave shows the sound with the highest pitch?

a)
b)
c)
47.

Which sound wave shows the loudest sound?

a)
b)
c)
48.

Sound Waves Move faster in what temperature

a)

Hot

b)

Cold

c)

Doesn't Matter

d)

Both

49.

The speed of sound depends on these two things:

a)

The type of medium and the temperature of the medium

b)

Speed of the medium and temperature of the medium

c)

Temperature of the medium and sound of the medium

d)

None of the above

50.
What type of wave is this?
a)
Longitudinal
b)
Transverse
51.

What is the most common type of wave?

a)

radio

b)

seismic

c)

sound

d)

light

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