A
Aquifer:
A natural underground layer, often of sand or gravel that contains water. An aquifer gives water to wells.
C
Condensation:
the change of state from a gas to a liquid.
Conservation: to protect from loss and waste. Conservation of water may mean to save or store water for later use.
D
Domestic use:
The quantity of water used for household purposes such as washing, food preparation, and bathing
E
Evaporation:
the change by which water is converted from a liquid state to a vapor state.
G
Gallon:
A unit of volume in the U.S. Customary System, used to measure liquid, equal to 4 quarts (3.785 liters) and weighs 8.3 lbs.
Groundwater: The supply of fresh water found under the surface of the Earth usually found in aquifers. Groundwater often supplies wells and springs with water that is needed.
H
Hydrologic cycle:
The constant circulation of water where water changes between a liquid, solid and gaseous state. Also, known as the water cycle.
R
Recycle:
to reprocess a product over and over again for further use instead of being disposed for example paper, glass, plastic, metals and water.
Resource: A person, thing, or action needed for living or to improve the quality of life.
Runoff: The amount of rainfall found in streams, rivers, and lakes.
S
Surface Water:
The water that systems pump and treat from sources open to the atmosphere, such as rivers, lakes, and reservoirs.
W
Water (H2O):
An odorless, tasteless, colorless liquid formed by a combination of hydrogen and oxygen; forms streams, lakes, and seas, and is a major constituent of all living matter.
Water conservation:
The care, preservation, protection, and wise use of water.
Water quality
: The condition of water for use in terms of its chemical, physical, and biological.
Watershed:
The land area that drains into a stream
Well:
A pit, hole, or shaft sunk into the earth to tap an underground source of water.