Rside-Universe-Kiana

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Across
  1. 2. As galaxies move father apart their lights wavelength become longer
  2. 4. Name two astronomers that discoverd cosmic background radiation
  3. 8. Term used for all the objects in the sky like the sun, moon and stars
  4. 9. Allows astronomers to view and measure the wavelengths of visible light
  5. 10. What has the universe been doing for 13.7 billion years
  6. 11. Was launched into space to help scientist map cosmic background radation
  7. 13. Energy that is radiated in the form of waves
  8. 14. Allows astronomers to see celestial bodies up close
  9. 15. Term used when an object is moving away from us
  10. 17. He suggested that the universe is expanded in all directions
  11. 19. Takes high resolution images of visible light and is also named after an astronomer
Down
  1. 1. Stars and galaxies give of what two types of electromagnetic waves
  2. 2. Radiation left over from the Big Bang
  3. 3. First person to describe the Big Bang Theory
  4. 5. Microwaves, radio waves, and x rays are types of
  5. 6. Astronomers use this device to solve long and complex mathematics
  6. 7. Was launched into space to collect more precise measurements on Cosmic Background Radiation
  7. 12. Made of billions of stars and dust, held together by gravitational attraction
  8. 16. A tiny volume of space suddenly expanded into immense size
  9. 18. How did Hubble figure out how galaxies move at the speed of there distance