Watershed Vocabulary

2. Loose particles of sand, silt, and clay caused by the weathering of rock and soil.
4. An ecosystem that contains brackish water (a mixture of salt and fresh water).
6. A high point (or ridge() in the land that determines the direction that a river flows.
7. Pollution that enters the water from a known source (one specific site).
9. A change in the minerals in rocks, caused by dissolved gasses and chemicals in water.
12. Transition zones between dry land and water (such as swamps and marshes).
13. All the living organisms in an environment.
14. Small rivers or streams that flow into larger rivers (or streams).
15. An area of land that drains into a common body of water.
17. Process where weathered rock and soil are moved from one place to another.
19. Process where sediment is laid down in new locations.

1. Any process (like wind or water) that breaks rock down into smaller pieces without changing its chemistry.
3. Pollution that comes from many sources (not just one specific site).
5. The non-living parts of an environment, like Water, rocks, soil, sunlight.
8. When water soaks down through the soil.
10. Water found beneath the Earth’s surface.
11. A measure of the amount of salt that has dissolved in water.
16. All the living and non-living things that interact in an environment.
18. All the water that runs off the surface of the land, and into a body of water.
20. A measure of how clear the water is.