water

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Across
  1. 3. this has the atomic number of 12 on the periodic table
  2. 7. water in homes mostly come out of taps
  3. 8. this is when u separate sand from water using
  4. 10. the most common use of water is
  5. 11. this is what a substance dissolves in its called a
  6. 14. this is the name of stored water in a tank
  7. 16. this is what its called when water is cooled after chemical process
  8. 17. this is what a substance is called when 2 or more substances are chemically combined
Down
  1. 1. this type of stone is commonly known for holding calcium
  2. 2. this falls from the sky when it
  3. 3. this is when substances are not chemically combined
  4. 4. our body needs this to create strong teeth and bones
  5. 5. we wash our hands using soup and
  6. 6. in the Uk hard water is mostly found in
  7. 9. this certain type of gas is pumped into the water to clean it
  8. 12. water this is the name of the water that hasn't been cleaned yet meaning it still has rocks and sand inside
  9. 13. you should drink ..... cups of water a day
  10. 15. hard water is mostly a .... colour