Unit 9

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Across
  1. 1. 6th layer of sun, outer part of sun, eclipse
  2. 7. Measure of brightness of celestial objects
  3. 9. Determines where stars are classified
  4. 10. 3rd layer of sun, convection occurs
  5. 11. 1st layer of sun, suns source of energy
  6. 12. Brightness, absolute magnitude
  7. 13. Ball of plasma held together by its own gravity
  8. 14. 7th layer of sun, spots or patches contrasting with surroundings
Down
  1. 1. Hot material cools and sinks then rises again
  2. 2. Star massive enough, collapse and triggers an explosion
  3. 3. 9th layer of sun, extends outward
  4. 4. 4th layer of sun, energy released and light
  5. 5. Most stars made up on an HR Diagram
  6. 6. 5th layer of sun, visible layer to us on earth
  7. 8. 2nd layer of sun, energy moves slowly through