The luminosity of a star is the ____.
A) total energy radiated by the star at 100 parsecs
B) total energy radiated by the star
C) total energy radiated by the star in one second
D) average energy radiated by the star in one month
E) average energy radiated by the star in one year
Correct Answer:
Verified
Q28: Any star that is more luminous than
Q29: The Sun is what spectral type?
A) S2
B)
Q30: On the H-R diagram, lines of constant
Q31: Groombridge 34 i s an M2 main
Q32: Absolute visual magnitude is calculated at a
Q34: The most common type of star is
Q35: The hydrogen lines of spectral type A
Q36: The Balmer series of hydrogen absorption lines
Q37: Hydrogen lines are weak in the spectra
Q38: A star's absolute visual magnitude depends only
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