Vocab 29.1

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Across
  1. 5. dark spots on the surface of the photosphere
  2. 7. outermost layer of the Sun's atmosphere
  3. 8. plasma flows outward from the corona at high speeds
  4. 9. arc of gas that is ejected from the chromosphere or gas that rains back to the surface of the sun
  5. 11. periods of usually 11 years, sun goes between being magnetically active and magnetically quiet
  6. 13. splitting of heavy atomic nuclei into smaller, lighter nuclei
  7. 14. violent eruptions of particles and radiation on the surface of the sun
  8. 15. radiation carrying electromagnetic radiant energy
Down
  1. 1. region surrounding an astronomical body in which its magnetic field is the predominant magnetic force
  2. 2. combination of lightweight, atomic nuclei into heavier nuclei
  3. 3. northern/southern lights
  4. 4. region around magnetic material within which the force of magnetism acts
  5. 6. visible surface of the sun
  6. 10. range of wavelengths or frequencies over which electromagnetic radiation extends
  7. 12. outside the photosphere, usually only visible during a solar eclipse