asked 57.8k views
5 votes
Please help me!!!
Explain how astronomers use red shift and blueshift.

asked
User KTibow
by
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1 Answer

2 votes
Astronomers use redshirts to track the rotation of our galaxies, tease out the subtle tug of a distant plant on its parent star, and measure the expansion rate of universe.
answered
User Kiran Bheemarti
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8.0k points
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