Two stars with similar temperatures but different sizes will have
A) similar spectral types but different luminosities.
B) similar luminosities but different brightnesses.
C) similar brightnesses but different distances.
D) similar distances but different masses.
E) similar masses but different spectral types.

Question

Quizplus · Accepted Answer

Stars with similar temperatures will have similar spectral types. However, if they have different sizes, their luminosities will differ because luminosity depends on both temperature and size (surface area).

Two Stars with Similar Temperatures but Different Sizes Will Have