Across
- 2. living things in a ecosystem
- 5. the measure of the degree to which water loses its transparency
- 7. water that has high mineral content
- 8. a large body of algae because of to much nutrients
- 9. water that drains into large rivers
- 11. water enters the ground
- 13. water can’t pass through easily
- 16. small area of water that drains to smaller rivers
- 18. attraction between 2 different substances
- 19. a measure of acid
- 20. when one molecule is slightly positive on one side and slightly negative on the other side
Down
- 1. non living things in a ecosystem
- 3. the measure of the strength of water molecules attraction one another
- 4. organisms that indicate the health of the environment
- 6. water being filtered by dirt
- 10. water you can drink
- 12. a business or company that can be passed down
- 14. water can pass through easily
- 15. attraction between particles that have the same substance
- 17. underground layer that holds water