Water Sources

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Across
  1. 2. where rain water collects over the blue clay layer
  2. 3. another word for drinking water
  3. 4. Allows only water molecules to pass through against a concentration gradient
  4. 5. When water in a solution goes from a high concentration to a low concentration of solute through a semi-permeable membrane it is called
  5. 8. water, Is the only natural water source readily available all year round
  6. 9. Alot of _______ is needed to push water against the concentration gradient
  7. 10. process to convert sea water into potable water
Down
  1. 1. Converts sea water into pure water
  2. 6. Natural potable water is a _____ resource for Malta
  3. 7. The process of steam cooling down to form water is called