Vocabulary Crossword - Section 29.1

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