Big Bang Vocab

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Across
  1. 6. First subatomic particle to show up
  2. 7. Theory of how the universe started
  3. 8. Told us galaxies are moving away from each other
  4. 9. Used to study light
Down
  1. 1. One of the first elements created
  2. 2. Another one of the first elements created
  3. 3. Force responsible for the creation of galaxies and stars
  4. 4. All matter and space that exists
  5. 5. Gave us the theory of relativity
  6. 10. Longer wavelengths on the red end of the spectrum