SamP's Sun crossword

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Across
  1. 2. Two hydrogen molecules combine to form a molecule of helium
  2. 4. particles from nuclear fusion, are very bright
  3. 9. dark spots on the photosphere
  4. 10. where light is emitted
  5. 13. zone between the core and convection zone
  6. 14. center of the sun
  7. 15. a jet of dense gas from the chromosphere
Down
  1. 1. the light when the photosphere is blocked
  2. 3. Where energy is transported in gases to the photosphere
  3. 5. radiation from nuclear fusion, warms the earth
  4. 6. Eruptions of particles and radiation from the sun
  5. 7. Solar wind and earth's atmosphere combined to make the northern lights
  6. 8. radio waves from nuclear fusion
  7. 10. Arc of gas ejected from the chromosphere
  8. 11. gas flowing out the corona
  9. 12. only visible light during a total solar eclipse