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WorksheetsWavelength, Frequency, and Speed Formulas
Total questions: 10
Worksheet time: 49mins
Name
Class
Date
1.
The relationship between wavelength and frequency is λ=c/f. Calculate the wavelength of light that has a frequency of 5.2 x 1012 1/s. The speed of of light is 3.0x 108 m/s.
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
2.
High frequency waves have _________ wavelengths.
a)
varying
b)
long
c)
the same
d)
short
3.
Solve this problems using the equation:
C = λν
If an AM radio station broadcasts at
9.95 x 105 Hz, what is the wavelength of this radiation?
C = λν
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)
302 m
4.
The distance between two crests or two troughs of a wave is called:
a)
frequency
b)
amplitud
c)
wavelength
d)
hertz
5.
An argon ion laser emits light at 488 nm. What is the frequency of this radiation?
a)
4.07 x 10-19 Hz
b)
6.15 x 1014 Hz
c)
1.46 x 102 Hz
d)
2.05 x 106 Hz
6.
Look carefully at the waves. Which carries the most energy?
a)
microwave
b)
infrared
c)
ultraviolet
d)
x-ray
7.
Which wave has a greater frequency?
a)
A
b)
B
8.
_____________________light is the only type of EM wave detected by the human eye.
a)
Red
b)
Gamma
c)
Microwave
d)
Visible
9.
A microwave oven emits radiation at a wavelength of 0.005 m. What is the frequency of this radiation?
a)
6.67 x 10-7 Hz
b)
2.00 Hz
c)
1.50 x 106 Hz
d)
6.00 x 1010 Hz
10.
A common infrared laser operates at 1.06 x 103 nm. What if the energy of a photon with this wavelength?
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
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