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