Across
- 1. carve a path in the land making a V-shape
- 3. biggest force of erosion
- 7. upper surface of the zone of saturation
- 11. small, narrow cuts in the soil
- 13. uses more water per capita than any other country
- 16. the most efficient watering system
- 17. stalagmites,stalacites,and columns
- 19. carve a path in the land making a U-shape
- 20. high land area that separates watersheds
Down
- 2. rills, brooks, creeks, streams, small rivers/tributaries, and main river
- 4. area where all of the pores in the rock are completely filled
- 5. land area where water drains into a stream system
- 6. chemical, thermal, organic, ecological
- 8. one of the most efficient watering systems
- 9. deep cuts in the soil
- 10. one of the greatest threats to our freshwater supply
- 12. uses 70% of the world's accessible freshwater
- 14. the curve of a stream
- 15. Continuous process of recycling water through precipitation, run-off, evaporation and condensation
- 18. layer of permeable rock