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Correct Answer: B) Over 10.
Correct Answer: A) Hubble.
Correct Answer: D) Spectroscope.
Correct Answer: B) Wouldn't/were.
Correct Answer: C) Big bang theory.
Correct Answer: A) Hot and dense.
Correct Answer: D) Earth.
Correct Answer: B) 88.
Correct Answer: B) Speed (in a direction) that galaxies are moving away.
Correct Answer: D) Star.
Correct Answer: D) White dwarf.
Correct Answer: B) A good model for our expanding universe.
Correct Answer: D) Galaxy.
Correct Answer: A) The early universe was small, hot, and dense.
Correct Answer: A) 13.7 billion years old.
Correct Answer: D) Nebula.
Correct Answer: A) Galileo.
Correct Answer: C) Something that orbits around a planet.
Correct Answer: D) Ptolemy.
Correct Answer: A) The Hubble telescope.
Correct Answer: A) Theory of Gravity.
Correct Answer: B) Copernicus.
Correct Answer: C) Pseudoscience.
Correct Answer: A) Lower.
Correct Answer: B) Decreases.