Which of the following statements about spectral types of stars is not generally true?
A) The spectral type of a star can be used to determine its distance.
B) The spectral type of a star can be used to determine its color.
C) The spectral type of a star can be used to determine its surface temperature.
D) The spectral type of a star can be determined by identifying lines in its spectrum.
Correct Answer:
Verified
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Q14: Q15: What are the standard units for apparent Q17: You measure the parallax angle for a Q18: Assuming that we can measure the apparent Q19: Star X has an apparent magnitude of Q20: If the distance between us and a Q21: What is the approximate age of a Q104: Ten parsecs is about
A)150 million kilometers.
B)10,000 seconds.
C)10
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