Compared with the spectral lines in the solar spectrum, lines in a supergiant star s spectrum are
A) more narrow.
B) broader.
C) weaker.
D) stronger.
E) b c
Correct Answer:
Verified
Q1: Absolute visual magnitude is
A) the apparent magnitude
Q2: In the H-R diagram, 90 percent of
Q3: The most common stars are
A)supergiants.
B)giants.
C)upper (more luminous)
Q8: Use the HR diagram below to answer
Q10: Use the HR diagram below to answer
Q11: In a binary system, the more massive
Q13: An eclipsing binary will
A)be more luminous than
Q15: We know that giant stars are larger
Q19: To determine the orbital period of a
Q38: In an H-R Diagram,stars with the smallest
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