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