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Section 1: Light and Quantized Energy

Light and Quantized Energy

1.

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Which of the following affects the amplitude of a wave?
A)amount of energy carried by the wave
B)frequency
C)speed of light
D)wavelength
2.

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What is the frequency of yellow light , which has a wavelength of 5.56 x 10-7 m?
A)1.85 x 1015 Hz
B)1.85 x 1015 m/s
C)5.40 x 1014 Hz
D)5.40 x 1014 m/s
3.

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What is the wavelength of a radio wave having a frequency of 3.75 x 107 Hz?
A).08 m
B)0.8 m
C)8.0 m
D)80 m
4.
The part of the electromagnetic spectrum that humans can see is the ________.
A)visible spectrum
B)infrared spectrum
C)ultraviolet spectrum
D)a, b, and c
5.
One of mercury’s spectral lines has a wavelength of 6.234 x 10-7 m. What is the line’s frequency?
A)4.81 x 106 s-1
B)1.87 x 1014 s-1
C)4.81 x 1014 s-1
D)1.87 x 106 s-1
6.
A wavelength of 500 nm is associated with the _______ portion of the electromagnetic spectrum.
A)visible
B)infrared
C)ultraviolet
D)microwave
7.
The minimum amount of energy that can be gained or lost by an electron is a _________.
A)quart
B)queue
C)planck
D)quantum
8.
Which of the following power sources makes use of the photoelectric effect?
A)solar power cells
B)nuclear power plants
C)alkaline batteries
D)diesel engines
9.
When an atom loses energy by electron transition, a(n) _____________ is produced.
A)absorption
B)adsorption
C)ion
D)emission
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