CHAPTER 4

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Across
  1. 5. second layer whereas the temperature is rapidly decreasing
  2. 6. ice directly transform into water vapor
  3. 9. saltiness of water
  4. 10. rainwater that penetrates the soil
  5. 13. 2.5% of Earth's total water
  6. 14. is a permanent body of ice
  7. 15. reduction of mineral content of water
  8. 16. is a wetland with lush trees and vegetation
  9. 19. a soil or rock kept frozen for two years
  10. 20. are small and shallow lakes
Down
  1. 1. gas form of a liquid matter
  2. 2. is a moving body of surface flows downslope
  3. 3. transferring of water from atmosphere to Earth's surface
  4. 4. occurs when heavy rainfall creates a flood event
  5. 7. natural event wherein an area is submerged under water
  6. 8. earth subsystem containing bodies of water
  7. 11. frozen water
  8. 12. land area which is being covered by water for significant time
  9. 17. is the total amount of empty pore spaces in the rock
  10. 18. inland body of fresh or saline water