Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
15 Cards in this Set
- Front
- Back
|
surface water |
fresh water on earths land surface
|
|
|
river system |
rivers and streams that flood to form a river system |
|
|
watershed |
area of land that is is drained from the land |
|
|
groundwater |
water below the earths surface in sediment and rock formations. |
|
|
aquafier |
an underground formation that contains groundwater. |
|
|
porosity |
percentage of the total volume of a rock that has spaces. |
|
|
permeability |
ability of rock or soil to allow water to flow through itself. |
|
|
recharge zone |
an area of the earths surface from which water percolates down |
|
|
water pollution |
introduction to chemical, physical or biological agents that degrade water quality |
|
|
point-source pollution |
pollution discharged from a single source |
|
|
non point-source pollution |
many different areas that are difficult to identify |
|
|
wastewater |
water that contains waste |
|
|
artificial eutrophication |
caused by humans |
|
|
thermal polution |
temp of body of water increases |
|
|
biomagnification |
build up of pollutants at higher levels |
