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Science 15,1-16,1

TermDefinition
Permeable Allows water to flow through porous material. Sandstone
Impermeable Water cannot flow through very well. Clay
Aquifer rock or sediment that can store water
Zones of an aquifer Zone of aeration (top) and zone of saturation (bottom)
Perched water table formed when trapped above an impermeable rock layer.
Recharge Zone Environmentally sensitive areas where surface water can flow into an aquifer. Storm drain
Cone of Depression When too much groundwater is pumped out from a well.
Artesian Well When a sloping layer of permeable rock is sandwiched between two layers of impermeable rock
Geyser hot spring erupts from surface pools or vents
Name watersheds we live in White River/Lake, The Lake Michigan watershed, Atlantic Ocean watershed
Suspended load silt and sand
Bed load rocks and pebbles
Dissolved load Salt, nitrates, phosphorus
Effect of stream gradient on its discharge The steeper the stream, the quicker the water moves, so the volume of water that moves goes up.
How a meander becomes an oxbow Meanders can curve so much it eventually forms an oxbow (lake)
Braided stream Composed of multiple channels that divide and rejoin around sediment bars.
Income and Expenses of Earth's water budget Precipitation is the income, and evapotranspiration and runoff are the expenses.
Personal uses of water bathing, drinking, lawns
What happens to 90% of the water used by towns and industries? Returned to rivers/streams as wastewater
Traspiration Process by which plants release water vapor into the atmosphere
What % of Earth's water is fresh? 3%
Divide boundary line that marks the edge of a watershed
Created by: lyndseyjeffries
Popular Earth Science sets

 

 



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