What were the first elements formed after the Big Bang?

Hubble observed that galaxies are

If an object is moving toward us, its spectrum will experience

The Doppler Effect can be seen in

What is the CMBR?

What shape do scientists think the universe is?

What is a third evidence of the Big Bang?

What is an alternate theory of the origin of the universe?

Hubble's Law states that as galaxies move away from us they move

The Steady State Theory says that the Universe

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