Big Bang Theory

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Across
  1. 2. discovered that the universe was expanding.
  2. 4. is the color a star will appear if moving towards us.
  3. 7. is the color a star will appear if moving away.
  4. 9. English astronomer who coined the phrase "Big Bang"
  5. 10. evidence that space is expanding.
  6. 11. created the theory of relativity .
  7. 13. are the energy leftover from the big bang.
  8. 15. discovered by Sir Isaac Newton.
Down
  1. 1. was called relic radiation left over from the big bang
  2. 3. Most scientists believe this happened 13.7 billion years ago.
  3. 5. what the universe is doing.
  4. 6. make up only 1% of the universe
  5. 8. makes us 25% of the universe.
  6. 12. makes up 74% of the universe.
  7. 14. Einstein's first belief of how the universe was moving biggest blunder."