CHAPTER 4: WATER RESOURCES

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Across
  1. 2. and chlorine ions the major chemical elements present in seawater are
  2. 4. land areas where water covers the surface for significant period
  3. 5. wetlands with lush trees and vegetation found in low lying
  4. 8. the saltiness of salt water is called
  5. 12. vapor evaporated water
  6. 14. time time the average of length of time
  7. 15. the change from liquid or solid,to occur
  8. 18. fresh water found in the rock and soil layers beneath the surface
  9. 19. is a natural vent wherein an area that is usually dry is submerged underwater
  10. 20. a shallow wetland around lakes
Down
  1. 1. flooding when water overwhelm in low lying ocean
  2. 3. rain that falls intro the land surface penetrates the soil in a process
  3. 6. is a partly enclosed coastal body of water
  4. 7. the total amount of empty pore spaces in the rock
  5. 9. large in lands body of fresh or saline water
  6. 10. the part of earth subsystem containing the oceans lakes streams snow and rain
  7. 11. moving body of surface water that flows downslope towards sea level
  8. 13. cycle water cycle
  9. 16. is a permanent body of ice
  10. 17. a soil rock sediments that is frozen for more that two consecutive years called