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20 Oct 2021

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The more distant the galaxies, the more rapidly they are likely to be moving away from each other. Devise a hypothesis to explain these observations.

Step-by-step explanation

Step 1.

A galaxy is made up of a large number of stars bound together by gravitational forces.

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Principles of Chemistry Molecular Approach
3rd Edition, 2014
Tro
ISBN: 9780321971944

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