Geology 9

Aquitard:

aAn impermeable layer that hinders or prevents water movement.
Aquifer:
- Permeable rock strata or sediment that transmits groundwater
- freely.
Specific yield:

Moves under the influence of gravity
Specific retention:
- Portion retained as a film on particle and rock surfaces and
- tiny openings
Permeability

the ability of a material to transmit a fluid
Porosity:
- percentage of total volume of rock or sediment that consists
- of pore spaces
Factors that are important to groundwater movement:
- Porosity
- Permeability
Gaining streams:

Gain water from the inflow of groundwater through the streambed
Losing streams:
- lose water to the groundwater system by outflow through the
- streambed

Author

Anonymous

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Card Set

Geology 9

Description

geo

Updated

2010-03-31T15:45:53Z

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