Across
- 1. use something again instead of throwing it away
- 5. a synthetic or man-made, light weight material
- 7. facts to prove an idea
- 10. the way a person acts
- 12. to make something smaller or to use less of something
- 13. something you cannot use up all of it
- 14. to change the situation
- 18. to change something
- 19. something that is helpful
- 20. something that will naturally bread down with time
- 21. something that solves a problem
Down
- 2. the result of something else
- 3. to throw away
- 4. giving the right importance to different things
- 6. to make something
- 8. talk with someone with a different opinion than you
- 9. when something goes through a process that breaks it down
- 11. something you should do
- 15. harmful substances that hurt the air, water, and soil
- 16. a large area where garbage is stacked and then covered by dirt
- 17. a reason for a viewpoint or opinion