WorksheetsEM Waves 1
Total questions: 10
Worksheet time: 20mins
Name
Class
Date
1.
In EM waves, What does S stands for?
a)
Standing wave
b)
Poynting vector
c)
Stationary
d)
Progressive Wave
2.
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 a vacuum
d)
They can change direction by reflection
3.
High frequency waves have _________ wavelengths.
a)
varying
b)
long
c)
the same
d)
short
4.
All electromagnetic waves have the same...
a)
frequency
b)
speed
c)
wavelength
d)
energy
5.
In visible light, which color has the longest wavelength?
a)
Red
b)
Violet
c)
Yellow
d)
Green
6.
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
7.
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
8.
EM waves travel the speed of light which is..
a)
3000 miles/sec
b)
300,000 km/sec
c)
3000 miles/hour
d)
30 miles per hour
9.
Light slows down when passing from
a)
air into water
b)
water into air
c)
water into solid
d)
solid into air
10.
A wave carries...?
a)
energy only
b)
matter only
c)
the matter carries the energy
d)
neither
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