Across
- 3. ideal places
- 4. time
- 8. crashed into
- 9. A big disaster
- 11. shows
- 13. thrived or did very well
- 15. Dug a hole in the earth
- 16. point of view or opinion
- 19. stay alive
- 20. recorded
- 21. effects
Down
- 1. A metal from a meteorite
- 2. destroyed
- 5. All species of an animal are dead
- 6. part
- 7. from the earth
- 10. showed
- 12. A large hole in the earth
- 14. Part of the Earth's surface
- 15. covered
- 17. cause
- 18. Risk or big problem