Chapter 3 Crossword Puzzle

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Across
  1. 1. The person who discovered that the universe is expanding from a single point
  2. 3. True knowledge is knowledge by _________
  3. 4. Acronym that proves the Big Bang Theory
  4. 6. Everything that had a beginning had a cause, and the world had a beginning, so the world had a ________
  5. 7. Cosmos means __________
  6. 8. Cosmological comes from the Greek word ________
  7. 9. The study of matter and energy
Down
  1. 2. The universe is ___________
  2. 4. George Smoot described clusters of galaxies as __________
  3. 5. Person who came up with the theory of general relativity