Science - Watershed

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swamp
A tree dominated wetland where the soil is saturated or flooded with water during most of the year.
marsh
A wetland with soft, wet, low-lying land and having an abundance of emergent vegetation.
bog
A poorly drained wetland dominated by moss and shade.
wetland
An area of land that is covered with a shallow layer of water during some or all of the year.
watershed
The land area that supplies water to a river system.
ecosystem
Made up of living community and the nonliving factors that affect it
biotic
Living organisms in an environment.
abiotic
Nonliving factors in an environment.
erosion
The process by which water, ice, wind, and gravity moves fragments of rock and soil.
estuary
A coastal inlet or bay where fresh water mixes with salty ocean water.
tributary
A river or stream that flows into a larger stream or river.
sediment
Small particles of material from rocks or organism which are moved by water or wind resulting in erosion.
transition zone
The brackish area where fresh and saltwater mix.
habitat
The place where an organism lives and that provides the things it needs to live or survive.
water quality
The degree of purity of water
pH
A scale used to determine how acidic or basic a substance is ranging from 0-14
dissolved oxygen
The amount of gaseous oxygen in the water, measured in parts per million.
turbidity
Indicator where a muddy look is created by suspended sediment or foreign particles.
salinity
The amount of salt in the water.
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