Origins of the Universe Crossword

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Across
  1. 3. Radiation from the Big Bang (abbreviation)
  2. 4. Lengthening of light waves from distant stars
  3. 8. The height of a wave
  4. 10. The distance between two waves
  5. 11. A fixed point in the interior of an ellipse
  6. 12. A regular oval shape
  7. 13. The universe originated billions of years ago
Down
  1. 1. One of the most abundant atoms in the universe
  2. 2. Number of waves that pass each second
  3. 5. Attractive forces present between two objects
  4. 6. First person to say the universe is expanding
  5. 7. How “stretched out” an ellipse is.
  6. 9. Information that provides support for an idea