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Science vocab

3.1

TermDefinition
evaporation the process of turning from liquid into vapor
condensation water that collects as droplets on a cold surface when humid air is in contact with it.
precipitation rain, snow, sleet, or hail that falls to the ground.
transpiration the process where plants absorb water through the roots and then give off water vapor through pores in their leaves
runoff precipitation (water) that runs off the land
groundwater water stored beneath the Earth’s surface in rock
source place where a stream or river begins - also known as a stream’s headwaters
mouth place where a stream or river ends, flowing into another body of water
velocity the distance water flows during a given period of time (meters per second or feet per second, etc.)
bed load sediment carried along the bottom of the stream channel
tributaries a river or stream flowing into a larger river or lake.
topography the arrangement of the natural and artificial physical features of an area.
gradient slope of the stream channel
dissolved minerals ( Not Needed ) high concentrations of calcium, magnesium, iron, and hydrogen sulfide
human activities ( Not Needed ) poorly designed or maintained septic systems
Surface water ( Not Needed ) Water that runs off into creeks & rivers (lotic) and ponds & lakes (lentic)
laminar flow ( Not Needed ) water moves in straight paths parallel to the stream’s channel or stream bed
turbulent flow ( Not Needed ) water flows in tiny circular paths
dissolved load ( Not Needed ) sediment carried in solution (example: calcium from limestone)
suspended load ( Not Needed ) sediments such as silt and clay carried in suspension
Created by: 22dalton.fay
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