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Correct Answer: B) Hubble's Law.
Correct Answer: C) Hydrogen and Helium.
Correct Answer: A) H and He are very simple, made of just one or two protons.
Correct Answer: A) Red Giant or Red Supergiant.
Correct Answer: B) About 200, 000 billion.
Correct Answer: A) Were/would.
Correct Answer: B) Emission.
Correct Answer: B) Were/'d.
Correct Answer: B) Cool down.
Correct Answer: D) A natural satellite.
Correct Answer: C) In the microwaves section.
Correct Answer: B) The Big Bang Theory.
Correct Answer: D) Billions.
Correct Answer: D) Gamma radiation is released.
Correct Answer: D) None of the above.
Correct Answer: C) Nothing (so far).
Correct Answer: A) Hydrogen.
Correct Answer: C) Distance.
Correct Answer: A) Toward Earth.
Correct Answer: C) Strong Nuclear.
Correct Answer: B) Stars and galaxies are moving away from us.
Correct Answer: B) The sudden start of an expansion.
Correct Answer: C) Everywhere equally.
Correct Answer: A) Hubble's Law.
Correct Answer: C) Electron.