Essay
The Hubble Space Telescope can be used to study galaxies at a redshift equal to 2.How much has the universe expanded since that light was emitted from these galaxies?
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The expansion factor at z=2 is...View Answer
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Correct Answer:
Verified
The expansion factor at z=2 is...
View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
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