Etwinning Project "Water the Matrix of Life" - Evaluation crossword

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Across
  1. 1. What's the name of the animal that is one of the most well known in lake Kerkini, Greece and its dairy and meat products are very unique for our region?
  2. 3. Which lake is the main water basin and significant biotope together with river strymon in the prefecture of Serres, Greece?
  3. 6. What is the name of the type of reaction in which compounds are cleaved with the help of water?
  4. 9. The density of water is based on its .............................
  5. 11. The name of the chemical reaction in which water is formed when an acid solution reacts with a base solution.
  6. 14. When cool temperature causes water vapour to form liquid droplets, it's called:....................
  7. 17. Which is the "universal solvent"?
  8. 18. There is great variety of animals in the surrounding area of Kerkini Lake, Greece, amphibian species, snail spieces, reptile species and a great variety of ....................
  9. 19. What affects the marine-eco system for decades, killing seals and fish who often mistake it for food?
  10. 21. In which Sea does Alcantara river have its mouth?
  11. 22. Each water molecule contains 1 atom of this chemical element.
  12. 23. It consists of 70% water : human .................
Down
  1. 2. The ..................... point of water is 0 degrees Celcius.
  2. 4. The Alcantara River Park, Sicily, Italy was created to preserve the land and also to carry out environmental-educational activities to understand the importance of nature ..................
  3. 5. Compounds which contain water in the form of H2O molecules and salts or other compounds.
  4. 7. Water has high ................. tension.
  5. 8. Chemical property that describes the tedency of an atom to attract electrons.
  6. 10. Εach water molecule contains 2 atoms of this chemical element.
  7. 12. At high temperatures, water can be disintegrated and it can give us hydrogen and oxygen. Such decomposition is known as ................... decomposition of water.
  8. 13. Near which forest is Roccella Valdemone(Sicily, Italy) located?
  9. 15. In which countries especially is there a water crisis?
  10. 16. The icebergs float because ice has smaller ...................... than water.
  11. 20. How many species of amphibians at least live in the surrounding area of Kerkini Lake?