Which of the following is the most numerous type of main- sequence star?
A) an M star
B) an F star
C) an O star
D) a G star
E) an A star
Correct Answer:
Verified
Q21: What is the approximate age of a
Q22: Which star is the hottest star?
A)O
B)G
C)M
D)A
E)Can't tell
Q23: Which main- sequence star has the lowest
Q24: What is the spectral type of a
Q25: Which of the following terms is given
Q27: An O- star has a hotter surface
Q28: Astronomers can measure a star's mass in
Q29: On an H- R diagram, stellar masses
Q30: A star is observed with a surface
Q31: Star A is identical to Star B,
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