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The loose soil particles that can get washed away into a river
Sediment
The natural weathering away of soil by wind and water
Erosion
A surface that CANNOT absorb water
Impervious Surface
A surface that CAN absorb water
Pervious surface
Which increases runoff more? Pervious or impervious surface
Impervious surface
The water that flows over the land on its way to a body of water
Runoff
An area of LAND that water flows down on its way to a body of water
Watershed
What are watersheds named for?
The body of water they drain into
A high point of land like a hill or mountain that separates watersheds
Ridgeline/divide
Small streams or creek that feed into larger bodies of water
Tributaries
Many tributaries come together to make a....?
River system
Fertilize or goose poop can cause an increase in what chemical in the water?
Nitrogen
Why is the nitrate tests show less nitrogen in the water in the aquariums now?
The plants are absorbing the nitrogen
Something that is alive, was alive or came from a living thing?
Biotic factor
A factor that is not alive, was not alive and never came from a living thing?
Abiotic factor
A factor that controls what can or cannot live in the environment?
Limiting factor
