Hydrology Vocabulary

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Across
  1. 5. Elevated land area that separates one watershed from another
  2. 6. Runoff water that begins to flow more permanently in a channel
  3. 7. Process where water from precipitation replenishes the water in an aquifer
  4. 9. All the water on and in Earth’s crust
  5. 11. Beginning of a stream or river
  6. 12. Process where excess nutrients “fertilize” algae which use up oxygen in a laker as the algae decay
  7. 16. Triangular deposit that forms at the mouth of a river
  8. 17. Difference between the original water table level and the water level in the pumped well
  9. 19. All the land area whose water drains into a stream system
  10. 21. Fountain of water that spurts above the land surface when a well taps an aquifer containing water under pressure
  11. 22. Holes dug or drilled into the ground to reach an aquifer
  12. 25. source that generates pollution from widely spread areas
  13. 26. End of a stream or river
  14. 27. Water-pollution source that generates pollution from a single point of origin
  15. 28. Water flowing downslope along Earth’s surface
Down
  1. 1. Upper boundary of the zone of saturation
  2. 2. Region below Earth’s surface in which groundwater does not completely fill all the pores of a material
  3. 3. Large stream where smaller streams feed into
  4. 4. Ability of a material to let water pass through it
  5. 8. Process that removes salt from saltwater in order to provide freshwater
  6. 10. Region below Earth’s surface in which groundwater completely fills all the pores of a material
  7. 13. Bodies of water that are surrounded by land
  8. 14. Any land area that is covered with water for a part of the year
  9. 15. A bend or curve in a stream channel caused by moving water
  10. 18. Layer of impermeable material that is a barrier to groundwater
  11. 20. Process by which precipitation that has fallen on land trickles into the ground and becomes groundwater
  12. 21. Permeable underground layer through which groundwater flows relatively easily
  13. 23. Occurs when water spills over the sides of a stream’s bank onto adjacent land
  14. 24. Broad, flat area that extends out from a stream’s bank and is covered by excess water during a flood