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WorksheetsChapter 18 - Electromagnetic Waves
Total questions: 75
Worksheet time: 2hrs 39mins
Name
Class
Date
1.
What is a property of a transparent object?
a)
Almost all of the light rays that reach it are scattered.
b)
Almost all of the light rays that reach it are absorbed.
c)
Almost all of the light rays that reach it are reflected.
d)
Almost all of the light rays that reach it pass through it.
2.
Which is translucent?
a)
tissue paper
b)
air
c)
wood
d)
clear plastic
3.
What is most likely to happen to light that hits an opaque object?
a)
All of the light passes through the object.
b)
None of the light passes through the object.
c)
Most of the light disappears.
d)
Some of the light passes through the object.
4.
Which is transparent?
a)
a wooden fence
b)
clean water
c)
aluminum foil
d)
a purple balloon
5.
If you wanted a gift to be a surprise, what kind of container would you put it in?
a)
transparent
b)
thick
c)
opaque
d)
translucent
6.
What happens when light hits a mirror?
a)
it makes a color
b)
it reflects
c)
it makes a rainbow
d)
it passes through
7.
How does light travel?
a)
in a wavy path
b)
in a straight path
c)
in a zig zag path
8.
electromagnetic waves with the longest wavelengths are
a)
gamma rays
b)
x-rays
c)
infrared waves
d)
radio waves
9.
which of the following does NOT belong in the electromagnetic spectrum:
a)
X-ray
b)
sound wave
c)
ultra violet rays
d)
microwaves
10.
Which waves are used to show heat loss with heat sensitive cameras?
a)
Infrared radiation
b)
ultraviolet radiation
c)
microwaves
d)
gamma rays
11.
Which waves are the type that can give us suntans and sunburns?
a)
Infrared radiation
b)
Ultraviolet radiation
c)
Radio waves
d)
X-rays
12.
In visible light, which color has the longest wavelength?
a)
Red
b)
Violet
c)
Yellow
d)
Green
13.
Which rays can be felt as heat?
a)
X-Rays
b)
Infrared Radiation
c)
Ultraviolet Radiation
d)
Microwaves
14.
________________ are waves used by cops to test the speed of your car with RADAR.
a)
Ultraviolet
b)
Infrared
c)
Radio
d)
Microwaves
15.
Cancer can be treated with_______________waves.
a)
Penicillin
b)
Radio
c)
Infrared
d)
Gamma
16.
Electromagnetic waves________________travel through space.
a)
Never
b)
Cannot
c)
Can
d)
Wish they could
17.
The blue section of the wave is measuring _________________.
a)
wavelength
b)
crest
c)
trough
d)
amplitude
18.
The acronym (letters) used to remember visible light is____________
a)
KTPERRY
b)
ROYGBIV
c)
DOGPOUND
d)
ROMERO
19.
_____________________light is the only type of EM wave detected by the human eye.
a)
Red
b)
Gamma
c)
Microwave
d)
Visible
20.
The orange line is measuring the _________________________.
a)
wavelength
b)
amplitude
c)
crest
d)
trough
21.
Sound waves are NOT___________________________.
a)
Electromagnetic Waves
b)
Waves
c)
Mechanical Waves
d)
Compression
22.
Wavelengths on the left side of the Electromagnetic spectrum are __________.
a)
long
b)
short
c)
average
23.
Wavelengths on the right side of the Electromagnetic spectrum are ______________.
a)
short
b)
long
c)
average
24.
This wave has the second highest frequency on the spectrum.
a)
microwaves
b)
visible light
c)
x-rays
d)
gamma ray
25.
_______ carry the greatest amount of energy.
a)
x-rays
b)
gamma rays
c)
infrared rays
d)
visible light
26.
The higher the frequency the ______ the energy.
a)
higher
b)
lower
c)
neither, stays the same
27.
This type of Electromagnetic wave shows a break in bones.
a)
gamma ray
b)
x-ray
c)
brokenometer
d)
radio wave
28.
Put the visible light colors in order from longest wavelength to shortest wavelength
a)
Violet, Indigo, Blue, Green, Orange, Yellow, Red
b)
Red, Yellow, Green, Orange, Violet, Blue, Indigo
c)
Red, Orange, Yellow, Green, Blue, Indigo, Violet
29.
Select the correct order of waves on the Electromagnetic Spectrum
a)
Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma
b)
Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio
c)
Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio
d)
Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma
30.
How much of the electromagnetic spectrum is visible?
a)
All of it
b)
None of it
c)
Most of it
d)
Only a small part
31.
If you're moving from gamma rays to microwave, describe how the energy level changes
a)
Increases
b)
Decreases
c)
Energy level doesn't change
d)
We never talked about it
32.
What happens to blue light when it hits a shirt that appears blue?
a)
The light is reflected.
b)
The light is absorbed.
c)
The light is refracted.
d)
The light is blocked.
33.
What does it mean to refract?
a)
bounce off
b)
to bend
c)
curve outward
d)
reflect
34.
Which of the following represents refraction?
a)
A
b)
B
c)
C
d)
D
35.
A prism could best be described as which of the following?
a)
A triangle with an opening on one side and another side that absorbs light.
b)
A triangle object that allows light to enter and be refracted out into colors
c)
A pyramid shaped object that reflects the rats of the rainbow
d)
A triangular object that absorbs the light from a rainbow
36.
If you're moving from gamma rays to microwave, describe how the energy level changes
a)
Increases
b)
Decreases
c)
Energy level doesn't change
d)
We never talked about it
37.
The orange line is measuring the _________________________.
a)
wavelength
b)
amplitude
c)
crest
d)
trough
38.
Wavelength and Frequency are related in that...
a)
they are always the same
b)
when one increases, the other decreases (inversely proportional)
c)
no correlation
d)
they are both confusing
39.
This wave has the second highest frequency on the spectrum.
a)
microwaves
b)
visible light
c)
x-rays
d)
gamma ray
40.
Which wave in the diagram has the greatest frequency?
a)
1
b)
2
c)
3
d)
4
41.
Which section of the spectrum is the ONLY one we can see?
a)
X-rays
b)
Visible Light
c)
Gamma Rays
d)
Ultraviolet Rays
42.
According to the passage, which graph accurately depicts the relationship between wavelength (λ) and frequency (f)?
a)
A
b)
B
c)
C
d)
D
43.
Which color has a longer wavelength than yellow?
a)
A. GREEN
b)
B. BLUE
c)
C. VIOLET
d)
D. ORANGE
44.
What is causing you to be able to see two sets of mountains in this picture?
a)
refraction of light
b)
reflection of light
c)
transmission of light
d)
absorption of light
45.
Hey! That straw looks broken. Why?
a)
reflection
b)
refraction
c)
transmission
d)
absorption
46.
What object would absorb the most radiation?
a)
A black T-shirt
b)
A mirror
c)
A white skateboard
d)
A red apple
47.
The shortest wavelength in visible light is______.
a)
violet
b)
red
c)
blue
d)
yellow
48.
The order of the electromagnetic spectrum from longest wavelength to shortest wavelength is...
a)
Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma
b)
Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio
c)
Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio
d)
Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma
49.
The _______________ determines the color of visible light.
a)
frequency
b)
speed
c)
amplitude
d)
light
50.
Cancer can be treated with_______________waves.
a)
Penicillin
b)
Radio
c)
Infrared
d)
Gamma
51.
The units for frequency are measured in _____________.
a)
hertz
b)
seconds
c)
m/s
d)
grams
52.
When a wave's amplitude increases it means
a)
it's carrying more energy
b)
its wavelength gets longer
c)
its frequency increases
d)
its wavelength decreases
53.
How does a light wave change as it travels into a denser medium during refraction (air into water)?
a)
Its frequency increases
b)
Its frequency decreases
c)
Its speed increases
d)
Its speed decreases
54.
Which wave has the largest frequency?
a)
A
b)
B
c)
C
d)
None (same frequency)
55.
Light acts like
a)
a wave
b)
a particle
c)
both a wave and a particle
d)
neither a wave and a particle
56.
To calculate the frequency of a wave you need to know the wave speed and ________
a)
wavelength
b)
intensity
c)
refraction
d)
amplitude
57.
photons travel from a light source in ______
a)
a single straight line
b)
increasing intensity
c)
a small, dense area
d)
all directions
58.
a translucent material ____
a)
scatters some light
b)
transmits all light
c)
absorbs all light
d)
reflects all light
59.
polarized sunglasses work by
a)
blocking light waves in one plane
b)
gradually refracting light as it passes through the lenses
c)
bending light as it passes from air into lenses
d)
reflecting most of the light that strikes the glasses
60.
All electromagnetic waves have the same...
a)
frequency
b)
speed
c)
wavelength
d)
energy
61.
Which wave has the largest wavelength?
a)
A
b)
B
c)
C
d)
None (same wavelength)
62.
Which type of light has the lowest energy of this group?
a)
Radio
b)
Microwave
c)
Infrared
d)
Ultraviolet
63.
Which type of light has the highest energy of this group?
a)
red
b)
yellow
c)
green
d)
blue
64.
Cellular phones utilize...
a)
microwaves
b)
radar waves
c)
very high frequency waves
d)
very low frequency waves
65.
The higher the frequency the ______ the energy.
a)
higher
b)
lower
c)
neither, stays the same
66.
All electromagnetic waves are...
a)
transverse waves and have the same frequency
b)
transverse waves and have the same speed
c)
mechanical waves and have the same wavelength
d)
longitudinal waves and have the same energy
67.
The full range of frequencies of electromagnetic radiation is called
a)
visible light.
b)
radio waves.
c)
the electromagnetic spectrum.
d)
invisible radiation.
68.
Which particle is a wave of light?
a)
proton
b)
neutron
c)
electron
d)
photon
69.
A certain photon of light has a wavelength of 4.22x10-7nm. What is the frequency? (v=c/λ)
a)
7.11x1014 Hz
b)
7.11Hz
c)
1.41x10-15
d)
-1.41x1015
70.
Certain blue lights have a frequencey of 6.91x1014Hz. What is the wavelength? (λ=c/v)
a)
4.34x1021
b)
4.34x10-21
c)
4.34x10-7
d)
2.07x1023
71.
What is the frequency of a light that has the Energy of 2.84x10-19. (v=E/h)
a)
4.30x1014Hz
b)
4.30x10-14Hz
c)
4.30x10-54Hz
d)
4.30x1054Hz
72.
A Rainbow is formed due to
a)
reflection
b)
refraction
c)
both refraction and reflection
d)
Magic Leprechauns
73.
As you look at a rainbow, the colors go from top to bottom in what order?
a)
ROYGBIV
b)
VIBGYOR
c)
GYORVIB
d)
pretty to beautiful
74.
colors in a rainbow occur because white light is separated into colors
a)
at the first bend entering the drop
b)
at the "bounce" or reflection
c)
at the second bend leaving the drop
d)
at both bends, entering and leaving the drop
75.
In a double rainbow, the outer bow is formed due to how many bounces inside of each drop?
a)
1
b)
2
c)
3
d)
4
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