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Home Q & A Board Science-Related Homework Help Physics
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killian killian
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10 years ago
Cosmological redshift is the result of ________.
A) the high speeds at which galaxies move within clusters
B) the expansion of the universe
C) very old, red stars in distant galaxies
D) supermassive black holes
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padrepadre
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10 years ago
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killian Author
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#2
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10 years ago
Thx man
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