Sodium D Lines
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PeterPan
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PHYSICS
Spectroscopy
Sodium D Lines
Sodium atoms in the Sun’s atmosphere create a yellow fingerprint that reveals stellar secrets
12 days ago
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Why do the Sodium D lines appear as dark lines in the solar spectrum?
Because sodium atoms emit extra light at those wavelengths, brightening the spectrum
Because sodium atoms in the Sun’s atmosphere absorb light at specific wavelengths, removing it from the spectrum
Because the Sun’s core produces less light at those wavelengths due to nuclear reactions
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