CMB Radiation

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Across
  1. 6. the longer wavelength
  2. 8. what the universe was made of before the big bang
  3. 9. the other element found in the creation of earth (25%)
Down
  1. 1. the theory that suggests that our universe is expanding and was more dense than it is now
  2. 2. made up of all the matter and space that exists
  3. 3. found by Robert Wilson and Arno Penzias; big piece of evidence to the big bang
  4. 4. one of the elements found in the creation of the universe (73%)
  5. 5. where CMB was found at microwave range
  6. 7. the shorter wavelength