Across
- 2. propsed the Nebular Hypotesis Theory
- 4. are small chunks of irregularly shaped objects
- 5. is the color sphere of the sun
- 8. referred to as "Shooting Stars"
- 9. formulated the Big Bang Theory
- 10. accoreding to him, two forces hold the plants in their orbit around the sun
- 13. is the second type of asteroids
- 14. proposed the Planetismal Theory
- 15. is the largest asteroid
- 16. is the first type of asteroids
- 18. are darker, cooler areas in the atmosphere.
Down
- 1. are small, but sharp eruptions which last for about 15 minutes to 1 hour
- 3. is the light sphere and the main body of the sun
- 6. are billowing arches of rose-colored flame
- 7. is the outermost layer of the sun's atmosphere
- 11. are bubbles of hot gases
- 12. are the third type of asteroids
- 13. are purely electrical charges that look like neon lights
- 17. proposed the Companion Star Theory
- 19. is the second largest asteroid