Big Bang Theory

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Across
  1. 2. become or make larger or more extensive
  2. 9. static airwaves
  3. 10. the entire distribution of electromagnetic radiation according to frequency or wavelength
Down
  1. 1. a proton and a electron forms
  2. 3. two electrons, and two protons, two neutrons in the nucleus forms
  3. 4. particles were created at the begging of the BigBang
  4. 5. the emission of energy as electromagnetic waves or as moving subatomic particles
  5. 6. is a theory that suggests that our universe is always expanding
  6. 7. sprawling systems of dust, gas, dark matter, and anywhere from a million to a trillion stars that are held together by gravity.
  7. 8. is made up of all matter and space that exists.