Multiple Choice
Lin Carter, the science fiction writer, once wrote a story entitled The Green Star. Is it possible for a star to be green?
A) Yes. The surface temperature would have to be about 6000 K in order for the spectrum to peak in the green.
B) Yes, but the surface temperature would have to be at least 12,000 K in order to produce enough green to be visible.
C) No. A star cannot become hot enough to have its spectrum peak in the green.
D) No. When a star is hot enough to produce green, it also produces all wavelengths longer than green and also some shorter wavelengths, in roughly equal amounts.
Correct Answer:

Verified
Correct Answer:
Verified
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