Across
- 4. One element that makes up the Sun.
- 6. A gas cloud in space.
- 9. The phase that occurs when a star runs out of Hydrogen.
- 10. The outcome of low mass stars.
- 11. The longest phase of a star's life.
- 14. Another possible outcome of a high mass star.
- 16. The explosion of a star.
- 17. Another element that makes up the Sun.
Down
- 1. How the Sun creates energy.
- 2. The lowest mass stars. The Closest star to Earth after the Sun is one.
- 3. The lifespan of a high mass star.
- 5. Forces are balanced.
- 7. The lifespan of a low mass star.
- 8. A push or a pull.
- 12. One possible outcome of a high mass star.
- 13. The inward pulling force in a star.
- 15. Where fusion occurs in a star.
