Which of the following statements are TRUE about the Sun's spectrum, which is shown in th image?
Which of the following statements are TRUE about the Sun's spectrum, which is shown in th image?
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Transcribed Image Text:Which of the following statements are TRUE about the Sun's spectrum, which is shown in this
image?
Brightness
2.5
3.5
0
200
Sun's Spectrum vs. Thermal Radiator
of a single temperature T = 5777 K
peak
spectrum of Sun
spectrum of T = 5777 K blackbody
emission spectrum
(continuum)
absorption lines
400 600 800 1000 1200 1400 1600 1800
Wavelength (nanometres)
2000
The spectrum shows the presence of many sunspots.
The overall shape is consistent with a continuous spectrum emitted by a blackbody.
The spectrum shows that the Sun emits light of all colors equally, which is why we see it as white.
The spectrum shows that the Sun emits some light in ultraviolet wavelengths.
The spectrum peaks in infrared wavelengths.
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