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13 terms

Watersheds & Wetlands sect 1.1

Voc from Environment & Ecology for PA. Pages 1-6
STUDY
PLAY
evaporation
Process whereby the heat of the sun changes water on Earth's surface from a liquid to a gas
condensation
return of water vapor to a liquid state by cooling
precipitation
liquid or solid water that falls from clouds to Earth
transpiration
release of water vapor from plants' leaves into the air
runoff
precipitation that runs off the ground
groundwater
water from rain and melting snow that seeps into the ground and is stored beneath Earth's surface
source
place where a stream or river begins
mouth
place where a stream or river ends by flowing into another body of water
velocity
distance water flows during some period of time; m/s or ft/s for units
bed load
sediment carried along the bottom of the channel of a stream or river
tributaries
feeder streams
topography
physical characteristics of the land
rill
a narrow and shallow incision into topsoil layers, resulting from erosion by overland flow or surface runoff.