Across
- 4. reservoir of groundwater
- 7. are that is completely filled with water below the water table
- 8. how easily water moves through pores
- 13. a way to water crops that can use groundwater
- 15. tiny holes in rocks
- 16. dry rock above aquifers
- 17. porous and permeable rock
Down
- 1. top of the ground water
- 2. compressed shale
- 3. groundwater extraction involving a pump
- 5. water cannot pass through
- 6. water in the ground
- 9. water soaking in to the ground
- 10. aquifer located beneath permeable materials
- 11. aquifer trapped between confining layers
- 12. a type of well that doesn't need a pump
- 14. empty space in rocks that hold water
- 15. water moving through soil layers