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WorksheetsPlanck
Total questions: 9
Worksheet time: 2hrs 15mins
Name
Class
Date
1.
What is the frequency of UV light that has an energy of 2.39 × 10 -18 J?
a)
2.32 x 109 Hz
b)
3.60 x 1015 Hz
c)
1.58 x 10-51 Hz
d)
3 x 108 m/s
2.
Find the energy, in joules per photon, of microwave radiation with a frequency of 7.91 × 10 10 1/s.
a)
6.63 x 10-34 J
b)
5.25 x 1014 J
c)
5.24 x 10-23 J
d)
1.19 x 1044 J
3.
What is the energy of an X-ray with a frequency of 1.0 x 1017 Hz?
a)
6.63 x 10-34 J
b)
6.63 x 10-17 J
c)
1.51 x 1016 J
d)
1.51 x 10-16 J
4.
What is the typical units of measurement for the "E" in the following equation:
Ephoton= h x f
Ephoton= h x f
a)
joules
b)
meters
c)
meters/seconds
d)
hertz
5.
A joule is:
a)
A SI unit of measurement for distance
b)
a SI unit of measurement for energy
c)
a SI unit of measurement for speed
d)
something shiny
6.
The equation that shows the relationship between the energy of light and frequency is:
a)
c= λ⋅f
b)
E=h⋅f
7.
Light has characteristics of both a wave and a ____________.
a)
amplitude
b)
freqency
c)
joule
d)
photon
8.
Calculate the energy of a gamma ray photon whose frequency is 5.02 x 1020 Hz?
a)
7.57 x 1053 J
b)
3.33 x 10-13J
c)
1.32 x 10-54J
d)
6.63 x 10-34 J
9.
What is the energy of light whose wavelength is 4.06 x 10-11 m?
a)
2.69 x 10-44 J
b)
1.63 x 10-23 J
c)
4.90 x 10-15 J
d)
8.97 x 10-53 J
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