WorksheetsCalculating Wavelength Frequency and Energy
Total questions: 13
Worksheet time: 32mins
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.
Calculate the wavelength of light that has a frequency of 5.2 x 1012 Hz.
a)
5.8 x 10 -5 m
b)
5.8 x 10 -7 m
c)
5.19 x 10 14 m
d)
1.56 x 10 23 m
3.
High frequency waves have _________ wavelengths.
a)
varying
b)
long
c)
the same
d)
short
4.
If an AM radio station broadcasts at
9.95 x 105 Hz, what is the wavelength of this radiation?
a)
6.59 x 10-28 m
b)
1.01 x 10-6 m
c)
3.32 x 10-3 m
d)
301 m
5.
The distance between two crests or two troughs of a wave is called:
a)
frequency
b)
amplitude
c)
wavelength
d)
hertz
6.
An argon ion laser emits light at 488 nm. What is the frequency of this radiation? (1 nm = 1x10-9m)
a)
4.07 x 10-19 Hz
b)
6.14 x 1014 Hz
c)
1.46 x 102 Hz
d)
2.05 x 106 Hz
7.
Which one of the types of EM radiation listed in the answer choices carries the most energy?
a)
microwave
b)
infrared
c)
ultraviolet
d)
x-ray
8.
Which wave has a greater frequency?
a)
A
b)
B
9.
A common infrared laser operates at 1.06 x 103 nm. What is the energy of a photon with this wavelength? (1 nm = 1x10-9m)
a)
7.02 x 10-40 J
b)
6.25 x 10-28 J
c)
3.54 x 10-15 J
d)
1.87 x 10-19 J
10.
A wave with a large wavelength will have a ______ frequency and _____ energy
a)
high, low
b)
high, high
c)
low, high
d)
low, low
11.
Which wave in the diagram has the greatest frequency?
a)
1
b)
2
c)
3
d)
4
12.
Which wave in the diagram has the greatest wavelength?
a)
1
b)
2
c)
3
d)
4
13.
What is the frequency of a photon whose energy is 3.4x10-19J?
a)
8.8x1026 Hz
b)
5.1x1014 Hz
c)
1.9x10-15 Hz
d)
2.3x10-52 Hz
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