The ________ of a star is a measure of the total energy radiated by the star in one second.
A) color
B) apparent visual magnitude
C) luminosity class
D) spectral type
E) luminosity
Correct Answer:
Verified
Q1: In an H-R diagram, stars with the
Q2: The hydrogen lines in spectral type A
Q3: The most common stars are
A)supergiants.
B)giants.
C)upper (more luminous)
Q4: We know that giant stars are larger
Q6: The star named Sheat is of M2
Q7: Compared with the spectral lines in the
Q8: A star's luminosity depends only on the
Q9: The total mass of the pair of
Q10: The star named Circini has the spectral
Q11: In a binary system, the more massive
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