WorksheetsPhysical Science #2: Waves
Total questions: 25
Worksheet time: 37mins
Name
Class
Date
1.
_____________________light is the only type of EM wave detected by the human eye.
a)
Red
b)
Gamma
c)
Microwave
d)
Visible
2.
_____ have the longest wavelengths and lowest frequencies of all electromagnetic waves.
a)
microwaves
b)
radio waves
c)
gamma rays
d)
ultraviolet
3.
The shortest wavelength in visible light is______.
a)
violet
b)
red
c)
blue
d)
yellow
4.
What is a vacuum?
a)
A space with only air in it
b)
A space with NO matter at all present
c)
A machine you use to do your chores
5.
Frequency is a measure of...
a)
length of the wave
b)
height of the wave
c)
number of waves a second
d)
number of waves an hour
6.
Wave with the longest wavelength
a)
microwave
b)
radio
c)
gamma
d)
visible light
7.
When the wavelength increases the frequency will
a)
increase
b)
decrease
8.
All EM waves travel at
a)
different speeds
b)
the speed of sound
c)
the speed of light
d)
the speed of a vacuum
9.
EM waves have the same speed but different:
a)
frequency & medium
b)
wavelength & frequency
c)
medium & wavelength
d)
color & medium
10.
Which of these lists the EM waves from Highest to lowest frequency?
a)
Radio - Micro - Gamma - Visible light - UV - Xrays - Infrared - Xrays
b)
Radio - Micro - Infrared - Visible light - UV - X - Gamma waves
c)
Gamma - Xray - UV - Visible light - Infrared - Micro - radio
11.
Which is true of a mechanical wave?
a)
It must have a medium
b)
It must travel in empty space.
c)
It can travel in a vacuum.
d)
Both sound and light are examples.
12.
What is the speed of a wave if the wavelength is 100 m and the period is 20 s?
a)
2,000 m/s
b)
120 m/s
c)
80 m/s
d)
5 m/s
13.
What is the period of a wave if the wavelength is 100 m and the speed is 200 m/s?
a)
200,000 s
b)
0.5 s
c)
2 s
d)
100 s
14.
Which letter(s) represent the trough of the wave?
a)
A
b)
B & D
c)
D
d)
C & G
15.
Which vocabulary term is used to identify the distance between points C & G?
a)
Amplitude
b)
Crest
c)
Frequency
d)
Wavelength
16.
The type of waves that require medium to pass:
a)
Mechanical Waves
b)
Electromagnetic Waves
17.
What property of the wave is represented by the letter "B"?
a)
amplitude
b)
crest
c)
trough
d)
wavelength
18.
The units for frequency are measured in _____________.
a)
hertz
b)
seconds
c)
m/s
d)
m
19.
Waves are a transfer of what?
a)
Heat
b)
Light
c)
Energy
d)
Food
20.
The ___________________ of waves can change when the waves move from one medium to another.
a)
altitude
b)
amplitude
c)
speed
d)
compression
21.
Which letter(s) represent the crest of the wave?
a)
A
b)
B & D
c)
B & F
d)
F
22.
Which wave in the diagram has the greatest frequency?
a)
1
b)
2
c)
3
d)
4
23.
Which wave in the diagram has the greatest wavelength?
a)
1
b)
2
c)
3
d)
4
24.
which material does sound travel the fastest?
a)
solid
b)
liquid
c)
gases
25.
Which factor(s) affect how quickly sound travels?
a)
The amplitude of the sound wave.
b)
The temperature.
c)
The amplitude of the sound wave and the medium the wave travels through.
d)
The temperature and the medium the wave travels through.
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