Why do white dwarfs have high temperatures?
A) heat left over from their formation
B) chemical reactions on their surfaces
C) nuclear fusion in their cores
D) frictional heating from motions inside the white dwarfs

Question

Quizplus · Accepted Answer

White dwarfs have high temperatures primarily due to the residual heat left over from their formation, as they are the remnants of stars that have exhausted their nuclear fuel.

Why Do White Dwarfs Have High Temperatures