APES- Chapter 9 Flashcards

5786862567	Aquifer	A permeable layer of rock and sediment that contains groundwater.	0
5786863787	Unconfined aquifer	Made of porous rock covered by soil out of which water can easily flow.	1
5786865416	Confined aquifer	Surrounded by a layer of impermeable rock or clay that impedes water flow.	2
5786866198	Water Table	The uppermost level at which the water in a given area saturates the rock and soil.	3
5786871769	Groundwater recharge	When water percolates through the soil and works its way into an aquifer.	4
5786873602	Cone of depression	An area lacking groundwater due to rapid withdrawal by a well.	5
5786875195	Saltwater intrusion	Infiltration of saltwater in an area where groundwater pressure has been reduced due to extensive drilling of wells.	6
5786878849	floodplain	The land adjacent to a river.	7
5786879899	Dike	A structure built to prevent ocean water from flooding adjacent land.	8
5786881508	Reservoir	The water body created by a damming a river or stream.	9
5786887430	Fish ladder	A stair like structure that allows migrating fish to get around a dam.	10
5786888813	Aqueduct	A canal or ditch used to carry water from one location to another.	11
5786890075	Desalination	The process of removing salt from salt water.	12
5786891583	Distillation	A process of desalination in which water is boiled and the resulting steam is captured and condensed to yield pure water.	13
5786894596	Reverse osmosis	A process of desalination in which water is forced through a thin semipermeable membrane at high pressure.	14
5786897247	Hydroponic agriculture	Cultivation of plants in greenhouse conditions by immersing roots in nutrient rich solution.	15