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Yuliya22 [10]
3 years ago
9

An H-R diagram is a graphical plot astronomers use to classify and interpret the life cycles of stars.

Biology
2 answers:
Juliette [100K]3 years ago
7 0

Answer:

I think it is true

Explanation:

Elena-2011 [213]3 years ago
4 0

Answer:

The Hertzsprung-Russell Diagram is a graphical tool that astronomers use to classify stars according to their luminosity, spectral type, color, temperature and evolutionary stage. ... After a star uses up all the hydrogen in its core, it leaves the main sequence and moves towards the red giant branch.

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