Question

the color and temperature of stars are closely related. which color star is the hottest?
○ black
○ red
○ yellow
○ blue

Explanation:

In stellar physics, star temperature relates to color. Blue stars have the highest surface temperatures (up to ~50,000 K+), red stars are cooler, yellow (like our Sun) is moderate, and black isn't a typical star color for temperature ranking.

Answer:

D. blue