Wonderful Water Crossword

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Across
  1. 1. Evaporated water
  2. 4. Water stored underground
  3. 5. A combination of Hydrogen and Oxygen
  4. 6. All around the world
  5. 7. The study of the Earth
Down
  1. 1. The average weather over time
  2. 2. All the water in the world
  3. 3. The puzzle you're doing, silly! ;)