Across
- 3. dangerous event
- 4. something in the way
- 6. a group of people singing
- 7. to catch on fire
- 11. energy from the sun
- 12. parents
- 13. valuable to notice or remember
- 14. can be touched
- 15. good for you
- 19. commonly done in a social group
Down
- 1. change to fit a new situation
- 2. very funny
- 5. very happy
- 8. to work together
- 9. very big
- 10. all of a specific species are dead
- 16. very sudden and not expected
- 17. dark and hard to see through
- 18. previous