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Total questions: 30

Worksheet time: 48mins

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.
As the frequency of an electromagnetic wave increases, the amount of energy in that wave...
a)
increases.
b)
decreases.
c)
stays the same.
9.
The distance between two crests or two troughs of a wave is called:
a)
frequency
b)
amplitud
c)
wavelength
d)
hertz
10.
The height of the wave from the rest position is known as the _____________.
a)
amplitude
b)
crest
c)
trough
d)
wavelength
11.
All waves carry
a)
energy
b)
light 
c)
matter
d)
particles
12.

Cell phones (also have microwaves) and televisions use this type of EM wave. It has the longest wavelength with the lowest frequency.

a)

Radio Wave

b)

TV Wave

c)

Gamma wave

d)

Ultraviolet Wave

13.

Which part of the electromagnetic spectrum has high enough energy to cause sunburn?

a)

infrared light

b)

visible light

c)

ultraviolet light

d)

microwaves

14.

The type of wave with the shortest wavelength and highest frequency. This type of wave is extremely harmful.

a)

radio

b)

infrared

c)

gamma

d)

x ray

15.

The type of EM wave that is used to cook food. It has a higher frequency (and shorter wavelength) than radio waves.

a)

radio

b)

microwave

c)

gamma

d)

visible light

16.

Which of the following electromagnetic waves is given off as heat?

a)

Radio Waves

b)

Infrared Rays

c)

Visible Light

d)

Gamma Rays

17.
The above diagram represents parts of a wave. Which letter represents the trough of the wave?
a)
W
b)
X
c)
T
d)
S
18.
The figure above shows parts of a wave.
 Which letter represents wavelength? 
a)
S
b)
T
c)
W
d)
X
19.
Which electromagnetic waves help doctors detect broken bones inside your body?
a)
gamma rays
b)
x-rays
c)
ultraviolet rays
20.

Which of the following is something that infrared rays are NOT used for?

a)

remote controls

b)

keeping cafeteria food warm

c)

regular lightbulbs

d)

thermal imaging

21.

Airport security systems use __________.

a)

microwaves

b)

ultraviolet rays

c)

radio waves

d)

xrays

22.

The diagram below shows a light ray. In this diagram, the light ray is being

a)

 transmitted

b)

absorbed

c)

reflected

d)

refracted

23.

The diagram below shows a pencil in a glass of water. When viewed from the side, the pencil appears to be broken. What process causes this to happen?

a)

absorption

b)

evaporation

c)

reflection

d)

refraction

24.
These waves make water molecules vibrate and warm up.
a)
Gamma
b)
Microwaves
c)
Radio
d)
Ultraviolet
25.
These waves are used to send signals, including WiFi and text messages.
a)
Gamma
b)
Microwaves
c)
Radio
d)
Ultraviolet
26.

A substance that a wave travels through is called a(n)

a)

Solution

b)

Medium

c)

Matter

d)

Element

27.

Electromagnetic waves are . . .

a)

Transverse

b)

Longitudinal

28.

Scientists observed a celestial object emitting a wavelength of 3 x 10-10m. What type of telescope did the scientists have to use to view this?

a)

Radio wave

b)

Infrared ray

c)

X-ray

d)

Gamma Ray

29.
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
30.
Which electromagnetic waves allow us to diagnose & treat cancer?
a)
Gamma rays
b)
X-rays
c)
Ultraviolet rays

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