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Which of the following is not a type of electromagnetic radiation?. gamma rays x-rays alpha-rays visible light radio waves. A black body produces which kind of spectrum?. continuous spectrum absorption lines emission lines electric spectrum all of the above. - PowerPoint PPT Presentation
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Which of the following is not a type of electromagnetic radiation?
a. b. c. d. e.
20% 20% 20%20%20%a. gamma rays
b. x-rays
c. alpha-rays
d. visible light
e. radio waves
A black body produces which kind of spectrum?
a. b. c. d. e.
20% 20% 20%20%20%a. continuous spectrum
b. absorption lines
c. emission lines
d. electric spectrum
e. all of the above
If you double the frequency of a photon, its energy increases by how many times?
a. b. c. d. e.
20% 20% 20%20%20%a. 2
b. 3
c. 4
d. 10
e. no change in energy
Match each letter to the name of the corresponding part of the pictured spectrum.
What is A?
A BC D
E F
17%
17%
17%17%
17%
17%
a. b. c. d. e. f.
a. X-rays
b. Visible light
c. Ultraviolet
d. Radio waves
e. Gamma rays
f. Infrared
A BC D
E F Match each letter to the name of the corresponding part of the pictured spectrum.
What is B?
17%
17%
17%17%
17%
17%
a. b. c. d. e. f.
a. X-rays
b. Visible light
c. Ultraviolet
d. Radio waves
e. Gamma rays
f. Infrared
A BC D
E F Match each letter to the name of the corresponding part of the pictured spectrum.
What is C?
17%
17%
17%17%
17%
17%
a. b. c. d. e. f.
a. X-rays
b. Visible light
c. Ultraviolet
d. Radio waves
e. Gamma rays
f. Infrared
A BC D
E F Match each letter to the name of the corresponding part of the pictured spectrum.
What is D?
17%
17%
17%17%
17%
17%
a. b. c. d. e. f.
a. X-rays
b. Visible light
c. Ultraviolet
d. Radio waves
e. Gamma rays
f. Infrared
A BC D
E F Match each letter to the name of the corresponding part of the pictured spectrum.
What is E?
17%
17%
17%17%
17%
17%
a. b. c. d. e. f.
a. X-rays
b. Visible light
c. Ultraviolet
d. Radio waves
e. Gamma rays
f. Infrared
A BC D
E F Match each letter to the name of the corresponding part of the pictured spectrum.
What is F?
17%
17%
17%17%
17%
17%
a. b. c. d. e. f.
a. X-rays
b. Visible light
c. Ultraviolet
d. Radio waves
e. Gamma rays
f. Infrared
Which of the following colors is not part of the acronym ROY G BIV?
a. b. c. d. e.
20% 20% 20%20%20%a. Red
b. Yellow
c. Infrared
d. Violet
e. Green
Fraunhofer lines in the Sun’s spectrum are an example of what kind of spectral lines?
a. b. c. d. e.
20% 20% 20%20%20%a. continuous
b. emission
c. absorption
d. thermal
e. ionizing
According to Wien’s law, a star that emits most of its radiation at 3000 Angstroms is how many times hotter than a star that emits most of its radiation at 9000 Angstroms?
a. b. c. d. e.
20% 20% 20%20%20%a. two times
b. three times
c. four times
d. nine times
e. sixteen times
The change in wavelength measured by the Doppler shift of light from an object can be used to measure
which property of the object?
a. b. c. d. e.
20% 20% 20%20%20%a. luminosity
b. wavelength
c. relative motion
d. mass
e. frequency
The wavelength of light from an object approaching us is shifted towards which end
of the spectrum?
a. b. c. d. e.
20% 20% 20%20%20%a. red
b. blue
c. green
d. white
e. the wavelength of light from the object is not shifted due to velocity.
Cooler stars emit more radiation at _____ wavelengths compared with hotter stars.
a. b. c. d. e.
20% 20% 20%20%20%a. redder
b. bluer
c. greener
d. yellower
e. none of the above.
Hydrogen emits radio waves at a wavelength of 21 cm. What frequency is this?
a. b. c. d. e.
20% 20% 20%20%20%a. 1.43 x 109 Hz
b. 2.2 x 1010 Hz
c. 2.86 x 1012 Hz
d. 5.46 x 1014 Hz
e. 6.78 x 1015 Hz
For each letter select the matching interpretation for this part of the graph.
What is A?
20%
20%
20%
20%
20%
a. b. c. d. e.
a. Hotter source
b. Cooler source
c. Continuous spectrum
d. Emission spectrum
e. Absorption spectrum
For each letter select the matching interpretation for this part of the graph.
What is B?
20%
20%
20%
20%
20%
a. b. c. d. e.
a. Hotter source
b. Cooler source
c. Continuous spectrum
d. Emission spectrum
e. Absorption spectrum
For each letter select the matching interpretation for this part of the graph.
What is C?
20%
20%
20%
20%
20%
a. b. c. d. e.
a. Hotter source
b. Cooler source
c. Continuous spectrum
d. Emission spectrum
e. Absorption spectrum
For each letter select the matching interpretation for this part of the graph.
What is D?
20%
20%
20%
20%
20%
a. b. c. d. e.
a. Hotter source
b. Cooler source
c. Continuous spectrum
d. Emission spectrum
e. Absorption spectrum
For each letter select the matching interpretation for this part of the graph.
What is E?
20%
20%
20%
20%
20%
a. b. c. d. e.
a. Hotter source
b. Cooler source
c. Continuous spectrum
d. Emission spectrum
e. Absorption spectrum
When an electron absorbs a photon and jumps from a lower energy level to a higher energy level, what kind of
spectral line is created?
a. b. c. d. e.
20% 20% 20%20%20%a. Emission
b. Absorption
c. Continuous
d. Ionizing
e. This does not happen.
Match each letter to the corresponding part of the diagram.
What is A?
a. b. c. d.
25% 25%25%25%
a. This is the energy level associated with the Balmer series.
b. This is the ground state of the atom.
c. A transition from this energy level to energy level n=4 would result in an absorption line.
d. A transition from this energy level to energy level n=4 would result in an emission line.
Match each letter to the corresponding part of the diagram.
What is B?
a. b. c. d.
25% 25%25%25%
a. This is the energy level associated with the Balmer series.
b. This is the ground state of the atom.
c. A transition from this energy level to energy level n=4 would result in an absorption line.
d. A transition from this energy level to energy level n=4 would result in an emission line.
Match each letter to the corresponding part of the diagram.
What is C?
a. b. c. d.
25% 25%25%25%
a. This is the energy level associated with the Balmer series.
b. This is the ground state of the atom.
c. A transition from this energy level to energy level n=4 would result in an absorption line.
d. A transition from this energy level to energy level n=4 would result in an emission line.
Match each letter to the corresponding part of the diagram.
What is D?
a. b. c. d.
25% 25%25%25%
a. This is the energy level associated with the Balmer series.
b. This is the ground state of the atom.
c. A transition from this energy level to energy level n=4 would result in an absorption line.
d. A transition from this energy level to energy level n=4 would result in an emission line.
A star that is brightest at infrared wavelengths is likely to be ____ than a star that is brightest at
ultraviolet wavelengths.
a. b. c. d. e.
20% 20% 20%20%20%a. cooler
b. hotter
c. the same temperature
d. closer
e. further away
Which of the following wavelength ranges of light from the sun are not at least partially
blocked by the Earth’s atmosphere?
a. b. c. d. e.
20% 20% 20%20%20%a. Infrared
b. Gamma ray
c. X-rays
d. Visible
e. Ultraviolet
A black body at a certain temperature will emit what kind of spectrum?
a. b. c. d. e.
20% 20% 20%20%20%a. emission
b. absorption
c. continuum
d. Doppler
e. Bohr
A spectral line detected from the left limb of Venus is found to be of a longer wavelength than the same line detected
on the right limb. Which side is approaching us?
a. b. c. d. e.
20% 20% 20%20%20%a. Left side
b. Right side
c. It can’t be determined from the information given.
d. Neither. It depends on the orientation of the pole of rotation.
e. Venus rotates retrograde so you can’t tell.
Two stars are the same temperature, but one is twice the radius of the other. Which one is more
luminous?
a. b. c. d. e.
20% 20% 20%20%20%a. The smaller one.
b. The larger one.
c. The more massive one.
d. They have the same luminosity.
e. It can’t be determined from the information given.
A spectrum can be described as a graph of color versus _____.
a. b. c. d. e.
20% 20% 20%20%20%a. wavelength
b. frequency
c. intensity
d. temperature
e. velocity
