chapeter 11 lenin Flashcards
surface water
fresh water on earths land surface
river system
a flowing network of water
watershed
the are of land that is drained by a river
groundwater
water that is found beneath the surface of the earth in spaces of sediment and rock formations
aquifer
an underground formation that contains groundwater
porosity
the percentage of the total volume of a rock that has spaces
permeability
the ability of rock or soil to allow water to flow through it
recharge zone
are of earth’s urface from which water percolates down into an aquifer
potable
safe to drink
pathogen
organisms that cause illness or disease.
dam
built across rivers to control the flow
reservoir
an artificial lake
desalination
the process of removing salt from salt water
water pollution
the introduction of chemical, physical, or biological agents into water
point source pollution
polution discharged from a single source
non point source pollution
comes from many different sources that are often difficult to identify
wastewater
water that contains waste from homes or industry
artificial eutrophication
inorganic plant nutrients enter the water from sewage and fertilizer runoff
thermal polution
the temperature of a body of water increases.
biomagnification
organisms storing pesticides in its tissues that is passed on to the next organism.
