Big Bang Theory

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Across
  1. 4. first element created
  2. 7. abbr. for energy left over from the big bang
  3. 8. widely accepted theory of the origin of the universe
  4. 9. when a galaxy is moving away from you
Down
  1. 1. when a galaxy is moving towards you
  2. 2. includes all visible and non visible light
  3. 3. the force responsible for the creation of galaxies and stars.
  4. 4. scientist who discovered red and blueshifts
  5. 5. first subatomic particles in the universe
  6. 6. scientist who created the theory of relativity