Across
- 1. making something harmful by contact with somthing unclean or bad
- 3. really small pices of plastic
- 5. the erosion of soil into rivers
- 7. changes everyday
- 9. farming
- 11. long flowing water system
- 12. one key factor to a healthy watershed
- 14. provides raw materials for an organism
- 17. the land area that suppilies water to a river system
- 18. water water that fills the cracks in the ground
- 19. somthing living
Down
- 2. somthing no living
- 4. areas where the land is coverd by water
- 6. contamination of earths land
- 7. h2o
- 8. a stream or river that flows into a larger body of water
- 10. in the garbage can
- 13. the draining away of water
- 15. when water changes from liquid to gas
- 16. a chemical substance added to soil or plants