Which star is hottest?
A. A0 white dwarf.
B. B0 main-sequence star.
C. G5 giant.
D. M5 main-sequence star (red dwarf).
Answer:B
Which star is hottest?
A. A0 white dwarf. B. B0 main-sequence star. C. G5 giant. D. M5 main-sequence star (red dwarf).