Water Quality

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Across
  1. 5. Physical rather than biological components
  2. 8. ---------- is essential for all living things but high levels of it in drinking water can be dangerous
  3. 9. The amount of oxygen dissolved in water
  4. 10. The measure of the average kenietic energy of particals in objects
Down
  1. 1. The amount of salt dissolved in a body of water
  2. 2. The chemical, physical and biological characteristics in water
  3. 3. A small microscopic organism drifting or floating in the sea or fresh water
  4. 4. The quality of being cloudy, opaque or thick with suspended matter
  5. 6. The measure of acidity and the basicity of aqueous or other liquids
  6. 7. Relating to or resulting from living things