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Astronomers use the _______ of stars to determine how hot they are and their _______ to estimate how far away they are. A. brightness; size B. temperature; position C. size; temperature D. color; brightness

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AL2006

Astronomers use the color of stars to determine how hot they are and their brightness to estimate how far away they are. (D)

silamira3

Answer:

color; brightness

Explanation:

Astronomers use the color of stars to determine how hot they are and their brightness to estimate how far away they are.

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