What characteristic of a star primarily determines its location on the main sequence
A)age
B)distance from the galactic center
C)mass
D)space motion
E)radius

Question

Quizplus · Accepted Answer

The location of a star on the main sequence is primarily determined by its mass. High-mass stars are hotter and more luminous than low-mass stars, which determines their position on the main sequence. Age, distance from the galactic center, space motion, and radius also have an impact on a star's characteristics, but mass is the primary determinant.

What Characteristic of a Star Primarily Determines Its Location on the Main