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2 votes
What does the HR diagram represent?

A,Stars
B.Galaxy's
C.Solar systems
D.Only main sequence stars

User IYonatan
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2 Answers

3 votes
Plots known as Hertzsprung-Russell Diagrams.
The answer is D.


User Brian Chrisman
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4 votes
A is the answer
hope it helps
User Bshack
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