Across
- 1. bowl of water
- 6. a large body of salt water
- 7. collection of rain water
- 9. boundary of two catchments
- 10. a type of water that is ofter exported
- 11. H20
- 13. a biological community
- 16. surface water goes to ground water
- 17. low dam built across a river
- 18. large body of flowing water
- 20. Water that is infiltrated into the ground
- 21. the amount of salt in water
- 22. evaporation through plants
- 25. water running off hard surfaces
- 26. many slow-moving streams
- 28. one of Australia's largest river basin
- 29. not sea water
Down
- 2. stage between the rill and river
- 3. large amount of water that leaves the main source
- 4. turning liquid into a gas
- 5. the amount of water used by something
- 8. a way of efficiently watering crops
- 9. similar to a swamp
- 12. when water is polluted
- 14. rainfall
- 15. the start of a river or stream
- 19. sediment is worn away
- 23. way of producing food
- 24. mouth of a large river
- 27. a way to control water