Multiple Choice
Which stars show the largest amount of absorption from molecules such as TiO and CN?
A) the least massive main-sequence stars
B) the most massive main-sequence stars
C) only main-sequence stars with masses close to 1 solar mass
D) only red giant stars
E) only A-type stars
Correct Answer:
Verified
Correct Answer:
Verified
Q22: Eclipsing binary systems<br>A) orbit in the plane
Q23: What spectral class is the Sun?<br>A) A0<br>B)
Q24: The star named Capella has an apparent
Q25: The spectral class of a star is
Q26: Parallax is used to measure a star's<br>A)
Q28: Suppose you take a spectrum of a
Q29: The Hertzsprung-Russell diagram is a graph of
Q30: If one star appears brighter than another
Q31: Based on the mass-luminosity diagram for main-sequence
Q32: What property of light allows astronomers to