Use the HR diagram below to answer the following question(s) . 
Which star in the diagram has the greatest surface temperature?
A) Alnilam
B) Antares
C) Arcturus
D) HR 5337
E) Sirius B
Correct Answer:
Verified
Q2: In the H-R diagram, 90 percent of
Q3: Red giant stars are
I. more luminous than
Q3: The most common stars are
A)supergiants.
B)giants.
C)upper (more luminous)
Q5: The star named Sheat is of M2
Q5: The _ of a star is a
Q10: Use the HR diagram below to answer
Q11: In a binary system, the more massive
Q11: Compared with the spectral lines in the
Q13: An eclipsing binary will
A)be more luminous than
Q15: We know that giant stars are larger
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