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Chapter 11 terms
(1-18)
18
Science
11th Grade
01/26/2017

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Term

Surface Water

 

Definition
The top layer of a body of water
Term
River System
Definition
Land drained by a river and its tributaries.
Term
Water Shed
Definition
An area of ridge of land that seperates waters flowing to different rivers, basins, or seas.
Term
Ground Water
Definition
Water held underground in the soil or in pores and crevices in rocks.
Term
Aquifer
Definition
A body of permeable that can contain or transit ground water.
Term
Porosity
Definition
Is a measure of the void
Term
Permeability
Definition
The state or quality of a material or membrane that causes it to allow liquids or gases to pass through it.
Term
Recharge zone
Definition
Surface area surrounding an aquifer from which water in the form of precipitation or surface waters replensihes the ground water stored in the aquifer.
Term
Potable
Definition
Safe to drink
Term
Pathogen
Definition
A bacterium, virus, or other microorganism that can cause disease.
Term
Irrigation
Definition
Controlled amount of water is supplied to plants at regular intervals for agriculture.
Term
Dam
Definition
A barrier constructed to hold back water and rasie its level.
Term
Reservoir
Definition
A large natural or artificial lake used as a source of water supply.
Term
Desalination
Definition
Process that removes minerals from saline water.
Term
Waste Water
Definition
Any water that has been adversely affected in quality by anthropogenic influence.
Term
Artifical Eutrophication
Definition
Accelerated inorganic plant nutrients, such as phosphorus and nitrogen, enter the water from sewage and fertilizer runoff.
Term
Thermal Pollution
Definition
Degradation of water quality by any process that changes ambient water temperature.
Term
Biomagnification
Definition
The concentration of toxins in an organism as a result of its ingesting other plants or animals in which the texins are more widely disburesed.
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