Watershed By: Taniya Crews

Watershed The land area that supplies water to a river system.

Tributary A stream that flows into a larger stream.

conservation The process of using a resource wisely so it will not be used up.

Landform A feature of topography formed by the processes that shaped earth’s surface.

runoff Water that flows over the ground surface rather than soaking into the ground.

Estuary A coastal inlet or bay where fresh water mixes with salty ocean water.

river A large stream.

Water quality The degree of purity of water determined by measuring the substance in water or living things that depend on the water.

Flood plain A broad, flat valley through which a river flows.

erosion The process by which of water, ice,wind,gravity moves fragment of rock and soil.

Reservoir A natural or artificial lake that stores water for human use.

Abiotic Physical rather than biological; not derived from living organisms.

Biotic Relating to or resulting from living things.

wetland An area of land that is covered with a shallow layer of water during some or all of the year.

Topography The shape of the land determined by elevation, relief, and landforms.

Topographic map A map that shows the surface features of an areas.

Contour plowing Plowing fields along the curves of a slope to prevent soil loss.

Crop rotation The planting of different crops in a field each year.

stream A channel through which water is continually flowing downhill.

divide A ridge of land that separate one drainage basin or watershed from another.

Drainage basin The land area from which a river and its