What kind of object does a main sequence star become on first using up its core hydrogen?
A) a white dwarf
B) a protostar
C) a supernova
D) a planetary nebula
E) a red giant

Name: What kind of object does a main sequence star become on first using up its core hydrogen? A) a white dwarf B) a protostar C) a supernova D) a planetary nebula E) a red giant
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Question

Quizplus · Accepted Answer

When a main sequence star exhausts the hydrogen in its core, it expands and cools to become a red giant.

What Kind of Object Does a Main Sequence Star Become