water

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Across
  1. 3. when you go to the store you buy a ______ of milk?
  2. 7. what matter is water in a cup?
  3. 9. is the smallest constituent unit of matter?
  4. 10. where you treat your water.
  5. 11. underground layer that's made of rocks and soli
  6. 12. what matter is stem?
  7. 13. very flammable gas.
  8. 15. when water freezes it becomes?
Down
  1. 1. plants make_____?
  2. 2. in the olden days people would get their water from a _____?
  3. 4. rock ans water are filled with water
  4. 5. first to clean water?
  5. 6. stuff we drink?
  6. 8. about_____ present water in the earth.
  7. 14. what do you do when you are thirsty?