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Electromagnetic Spectrum

Total questions: 43

Worksheet time: 22mins

Name
Class
Date
1.
True or false: as you move along the spectrum, radio to gamma waves, the wavelengths decrease in size (get smaller)
a)
true
b)
false
2.
A wave with a large wavelength will have a ______ frequency and _____ energy
a)
high, low
b)
high, high
c)
low, high
d)
low, low
3.
Select the correct order of waves on the EMS from the longest wavelength to the shortest wavelength
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
4.
Which has the LONGEST wavelength and, therefore, the lowest frequency/energy
a)
Gamma Rays
b)
Radio Waves
c)
Visible Light
d)
Infrared rays
5.
Which has the SHORTEST wavelength and, therefore, the highest frequency/most energy
a)
Radio waves
b)
Ultraviolet Rays
c)
Gamma Rays
d)
X-rays
6.
Which section of the spectrum is the ONLY one we can see?
a)
X-rays
b)
Visible Light
c)
Gamma Rays
d)
Ultraviolet Rays
7.
How are electromagnetic waves different from other waves? 
a)
They have very short wavelengths 
b)
They transmit energy instead of matter 
c)
They can travel through empty space
d)
They can change direction by reflection 
8.
Which of the following electromagnetic waves has the lowest energy?
a)
gamma ray
b)
infrared wave
c)
visible light wave
d)
microwave
9.
As the frequency of an electromagnetic wave increases, the amount of energy in that wave...
a)
increases.
b)
decreases.
c)
stays the same.
10.
High frequency waves have _________ wavelengths.
a)
varying
b)
long
c)
the same
d)
short
11.
The distance between two crests or two troughs of a wave is called:
a)
frequency
b)
amplitud
c)
wavelength
d)
hertz
12.
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
13.
The height of the wave from the rest position is known as the _____________.
a)
amplitude
b)
crest
c)
trough
d)
wavelength
14.
What are electromagnetic waves?
a)
sound waves
b)
electric & magnetic fields (energy) that travel through empty space very quickly
c)
Someone's name
d)
things like longitudinal waves
15.

Which of the following has the shortest wavelength?

a)

microwaves

b)

UV rays

c)

Infrared

d)

the color blue

16.

Which of the following has the most energy?

a)

Red

b)

Blue

c)

Green

d)

Violet

17.

Which of the following has the most energy?

a)

X-rays

b)

The color green

c)

Microwaves

d)

ultraviolet

18.

Which of the following has the longest wavelength?

a)

Infrared

b)

The color Indigo

c)

gamma rays

d)

TV

19.

Which of the following has the least amount of energy?

a)

UV rays

b)

The color yellow

c)

infrared

d)

Gamma rays

20.

Which of the following has the shortest wavelength?

a)

Gamma rays

b)

The color blue

c)

AM radio

d)

Infrared

21.

Which of the following has the highest frequency?

a)

TV

b)

Microwaves

c)

the color indigo

d)

ultraviolet rays

22.

Which of the following would have the lowest frequency?

a)

infrared

b)

The color red

c)

X-rays

d)

TV

23.

Which of the following has the lowest energy?

a)

The color yellow

b)

The color blue

c)

The color indigo

d)

The color orange

24.

Which of the following has the lowest frequency?

a)

The color blue

b)

The color green

c)

The color yellow

d)

The color violet

25.

The electromagnetic spectrum is the range of all electromagnetic radiation.

a)

True

b)

False

26.

What has the highest energy?

a)

Microwave rays

b)

X-rays

c)

Gamma rays

d)

Microwave

27.

Waves with short wavelengths will have high frequency

a)

True

b)

False

28.

Which is not a part of the electromagnetic spectrum?

a)

X-rays

b)

Gamma rays

c)

Visible light

d)

Magnetic field

29.

Which electromagnetic wave can you see?

a)

Gamma ray

b)

Microwave ray

c)

Visible light

d)

X-ray

30.

The sun's electromagnetic waves are roughly 99%

a)

Gamma rays

b)

Violet rays, and ultraviolet

c)

Visible light, UV, and infrared

d)

Sun rays

31.
Which electromagnetic waves have the highest frequencies and the shortest wavelengths?
a)
microwaves
b)
visible light
c)
gamma rays
32.
Which electromagnetic waves are used in ovens and cell phone communications?
a)
Infrared rays
b)
ultraviolet rays
c)
microwaves
33.
Which type of waves are used in broadcasting?
a)
radio waves
b)
infrared rays
c)
x-rays
34.
Electromagnetic waves that help your body produce vitamin D are called?
a)
ultraviolet rays
b)
x-rays
c)
gamma rays
35.
For waves in any medium, as the wavelength decreases, what happens to the frequency?
a)
It also decrease
b)
It stays the same
c)
It increases
36.
Which electromagnetic waves allow us to diagnose & treat cancer?
a)
Gamma rays
b)
X-rays
c)
Ultraviolet rays
37.
The electromagnetic spectrum includes the complete range of electromagnetic waves placed in order of:
a)
increasing amplitutde
b)
increasing wavelength
c)
increasing frequency
38.
Which of the following has frequencies higher than ultraviolet rays?
a)
visible light
b)
infrared rays
c)
x-rays
39.
Which electromagnetic waves help doctors detect broken bones inside your body?
a)
gamma rays
b)
x-rays
c)
ultraviolet rays
40.
Which of the following lists the electromagnetic waves in order of increasing wavelength?
a)
X-rays, visible light, radio waves
b)
gamma rays, microwaves, UV rays
c)
infrared rays, radio waves, x-rays
41.
Which electromagnetic waves are used in devices such as heat lamps & TV remote controls?
a)
ultraviolet rays
b)
microwaves
c)
infrared rays
42.
Which of the following lists the electromagnetic waves in order of decreasing frequency?
a)
X-rays, microwaves, infrared rays
b)
UV rays, visible light, x-rays
c)
infrared rays, microwaves, radio waves
43.
Radar uses which type of electromagnetic waves to detect objects & measure their distance and speed?
a)
microwaves
b)
infrared rays
c)
x-rays

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