Hydrology

1. A stream or river that flows into a larger stream or river.
3. The title for water in science, can dissolve anything
5. Water that has moved across land into a river or stream
8. Separates waters flowing into various bodies of water
9. The process of the gradual wearing away of land via wind,water, or other natural forces
11. A ridge of land that separates watersheds
12. The change of a substance from a liquid to a gas through heating
14. The process that endlessly recycles water

2. The attraction between two molecules of different materials
4. The force that acts on the surface of liquids
6. The attraction between two molecules of the same material
7. The path that a stream follows
10. Mass per unit volume
13. Any form of water that falls from earths atmosphere snow, rain, hail, etc.
15. The formation of a liquid from a gas via cooling