Big Bang Theory

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Across
  1. 3. Bang Theory the Big Bang model or simply the Hot Big Bang
  2. 4. spiral nebulae.
  3. 6. the capacity to do work or to induce change
  4. 9. Doppler effect
  5. 13. electromagnetic radiation
  6. 14. founder of modern cosmology
  7. 15. Astrophysics.
  8. 16. theoretical physicist
  9. 17. It is a colorless, odorless noble gas with the atomic number 2, frequently used in cooling
Down
  1. 1. visible light, visible spectrum, or simply light
  2. 2. CMB
  3. 5. American radio astronomer who, along with Arno Penzias, discovered cosmic microwave background
  4. 7. dihydrogen,
  5. 8. cosmic microwave background radiation
  6. 10. spectrometer (often used interchangeably) or simply spec.
  7. 11. hypsochromic shift
  8. 12. big bang
  9. 18. the cosmos, which emphasizes the universe as a complex, ordered system.