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Unit 3 Test Review

Total questions: 65

Worksheet time: 33mins

Name
Class
Date
1.
Waves move ___ through vibrations
a)
Energy
b)
Matter
c)
Mass
d)
Weight
2.
Longitudinal waves are ______.
a)
Parallel
b)
Perpendicular
c)
Crazy
3.
Transverse waves are ___.
a)
Parallel
b)
Perpendicular
c)
Weird
4.
What is the wavelength?
a)
Length
b)
Height
c)
# of waves
5.
What is the amplitude?
a)
length
b)
height
c)
# of waves
6.
Which is the wavelength?
a)
1
b)
2
c)
3
d)
4
7.
If the frequency gets higher, the wavelength gets 
a)
longer
b)
shorter
8.
If the wavelength gets longer, the frequency gets 
a)
higher
b)
lower
9.
The pitch of the sound depends on
a)
frequency
b)
amplitude
c)
wavelength
10.
The loudness of the sound depends on
a)
wavelength
b)
amplitude
c)
frequency
11.
Which electromagnetic wave is responsible for cell phones?
a)
gamma
b)
xray
c)
microwaves
d)
radio
12.
Which EM wave is used to treat cancer?
a)
gamma
b)
radio
c)
xray
d)
infrared
13.
Which EM wave has the lowest frequency?
a)
radio
b)
xray
c)
gamma
d)
infrared
14.
Which EM wave has the longest wavelength?
a)
light
b)
radio
c)
ultraviolet
d)
red
15.
Is refracting light bending or bouncing?
a)
bending
b)
bouncing
16.
A blue tshirt looks blue because of ___.
a)
reflection
b)
refraction
c)
diffraction
17.
Light hits the ____ in your eyes telling your brain which color you see.
a)
Cones
b)
Retina
c)
Pupil
d)
Cornea
18.
Rainbows are ______ light.
a)
Refracting
b)
Reflecting
c)
Diffracting
d)
Absorbing
19.
Which color has the lowest frequency?
a)
red
b)
green
c)
blue
d)
violet
20.
Which color has the highest frequency?
a)
blue
b)
yellow
c)
orange
d)
violet
21.
Which wave in the diagram has the greatest frequency?
a)
1
b)
2
c)
3
d)
4
22.

You can't hear sounds in outer space because there is no

a)

medium

b)

light

c)

energy

d)

heat

23.
How often a wave occurs is the wave's __________________
a)
crest
b)
frequency
c)
wavelength
d)
resting point
24.
The distance between 2 corresponding parts of a wave  (example- crest to crest) is its _____________________
a)
trough
b)
frequency
c)
amplitude
d)
wavelength
25.
The frequency of a wave is measured in __________________. 
a)
inches
b)
hertz
c)
periods
d)
eras
26.
Mechanical waves are created when a source of energy causes a medium to  _________________.
a)
vibrate
b)
expand
c)
move
d)
compress
27.
Any material that a wave travels through is called a ____________________.
a)
vibration
b)
compression
c)
medium
d)
crest
28.
In longitudinal waves, the parts where the coils are spread apart are called what?
a)
rarefactions
b)
compressions
c)
mechanicals
d)
longitudes
29.
What number represents the wavelength?
a)
1
b)
2
c)
3
d)
4
30.
What number represents the amplitude?
a)
1
b)
2
c)
3
d)
4
31.
In a longitudinal wave, the parts where the coils are close together are called what?
a)
longitudes
b)
rarefactions
c)
compressions
d)
contractions
32.
Which is the correct equation for calculating the speed of a wave?
a)
T = 1/f
b)
Speed= Wavelength x Period
c)
Speed = Wavelength/Frequency
d)
Speed= Wavelength x Frequency
33.
1.  A wave has frequency of 50 Hz and a wavelength of 10 m. What is the speed of the wave?
a)
500 m/s
b)
50 m/s
c)
5 m/s
d)
0.5 m/s
34.
1.  A wave has frequency of 5 Hz and a speed of 25 m/s. What is the wavelength of the wave?
a)
25 m
b)
125 m
c)
5 m
d)
25 m/s
35.
A wave has wavelength of 10 m and a speed of 340 m/s. What is the frequency of the wave?
a)
34 m/s
b)
3400 Hz
c)
3.4 Hz 
d)
34 Hz
36.
The action of a wave bouncing off a surface is called __________________.
a)
rarefaction
b)
refraction
c)
reflection
d)
diffraction
37.
Amplitude reflects the amount of ____________________ in a wave.
a)
energy
b)
compression
c)
rarefaction
d)
speed
38.
What is vibration?
a)
how loud a sound is
b)
the back and forth movement of matter
c)
how high or low a sound is
d)
the loudness or softness of a sound
39.
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
40.
How does a sound wave interact with a human ear?
a)
vibrates the ear drum
b)
bounces off the ear canal
c)
rotates the ear drum
d)
vibrates the ear canal
41.

A wave that can only travel through matter is called:

a)

solid waves

b)

longitudinal waves

c)

transverse waves

d)

mechanical waves

42.
When light hits the shirt in the picture, which color will bounce off?
a)
Blue
b)
Indigo
c)
Orange
d)
Violet
43.
When light hits a black object, like the one in the picture, what will happen to the different colors?
a)
All colors of light will bounce off
b)
All colors of light pass through it
c)
All colors of light will be absorbed
d)
None of the above
44.
When light hits something like a raindrop or a prism, it will...
a)
Be absorbed
b)
Refract, or bend
c)
Neither 
45.
What part of the wave is shown at letter A?
a)
crest
b)
trough
c)
wavelength
d)
frequency
46.
Which part of the wave is shown at letter B?
a)
crest
b)
trough
c)
wavelength resting point
47.
Which part of the wave is shown at letter C?
a)
crest
b)
wavelength
c)
resting point
d)
amplitude
48.
Which part of the wave is shown at letter D?
a)
trough
b)
resting point
c)
wavelength
d)
frequency
49.
Which part of the wave is shown at letter E?
a)
trough
b)
crest
c)
resting point
d)
amplitude
50.
Which wave has a longer wavelength?
a)
wave C
b)
wave D
51.
Which wave has a greater frequency?
a)
wave B
b)
wave C
52.
What helps us to see color?
a)
rods
b)
lens
c)
cones
d)
sclera
53.

What part of the eye is this?

a)

The pupil

b)

The iris

c)

The cornea lens

d)

The optic nerve (cord)

54.

What part of the eye is this?

a)

The pupil

b)

The iris

c)

The retina

d)

The cornea lens

55.

What part of the eye is this?

a)

The optic nerve (cord)

b)

The retina

c)

The pupil

d)

The cornea lens

56.

What part of the eye is this?

a)

The iris

b)

The pupil

c)

The cornea lens

d)

The retina

57.

What part of the eye is this?

a)

The cornea lens

b)

The pupil

c)

The iris

d)

The optic nerve (cord)

58.

Why do some people have blurry vision?

a)

The retina is too close or too far from the lens.

b)

The optic nerve (cord) is missing.

c)

They were born with different color irises.

d)

Their retina is missing color cones.

59.

What do your eyes do to see better in the dark?

a)

The iris gets bigger.

b)

The pupil gets bigger.

c)

The retina gets smaller.

d)

The entire eye gets bigger.

60.

what is in 6 ?

a)

stirrup

b)

ear canal

c)

eardrum

d)

auditory nerve

61.

what is in 5 ?

a)

anvil

b)

ear canal

c)

eardrum

d)

cochlea

62.

what is in 3 ?

a)

hammer

b)

ear canal

c)

eardrum

d)

cochlea

63.

what is in 2 ?

a)

ossicles

b)

ear canal

c)

eardrum

d)

cochlea

64.

what is in 8 ?

a)

auditory nerve

b)

ear canal

c)

eardrum

d)

cochlea

65.

What are the three little bones is the middle ear called?

a)

stirrup

b)

cochlea

c)

ossicles

d)

eardrum

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