Compared with a star in the middle of the Hertzsprung-Russell diagram, a star in the lower left of the diagram is
A) larger.
B) cooler.
C) smaller.
D) brighter.

Question

Quizplus · Accepted Answer

A star in the lower left of the Hertzsprung-Russell diagram is smaller, typically representing white dwarfs or main sequence stars of lower mass and size compared to those in the middle of the diagram.

Compared with a Star in the Middle of the Hertzsprung-Russell