How does light from stars indicate the universe is expanding?

A. The light waves from the stars look bluer than they should.

B. The light waves from distant stars look white and small.

C. The light waves from the stars get "squished together."

D. The light waves from the stars become "stretched out."

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6 February, 02:54

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Irene Foster · Answer 1

A. The light waves from the stars look bluer than they should

How does light from stars indicate the universe is expanding?A. The light waves from the stars look bluer than they should.B. The light waves from distant stars look white and small.C. The light waves from the stars get "squished together."D. The light waves from the stars become "stretched out."