Water.

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Across
  1. 3. all of the water on Earth (under, above, or on the surface)
  2. 5. water turns into water vapor and goes into the atmosphere
  3. 11. when water moves through the atmosphere via jet streams
  4. 12. when water vapor turns to water droplets in the form of clouds
  5. 13. water's gaseous form
  6. 15. water's ability to flow through narrow spaces without the help of gravity or evaporation
Down
  1. 1. water is called this because of it's ability to dissolve many other substances
  2. 2. water in it's solid form
  3. 4. the chemical compound for water
  4. 6. water's ability to stick to other objects
  5. 7. water's ability to stick to itself
  6. 8. water doesn't heat up quickly. this property of water is why water is used to regulate temperatures.
  7. 9. cohesion causes a thin layer on water's surface to be formed. this is the name of it
  8. 10. when water droplets fall from clouds and go back to earth's surface
  9. 14. this is caused by a water molecules differing charges (the oxygen molecule has a negative charge. the 2 hydrogen molecules have positive charges.)