Geology 9

Card Set Information

Author:
Anonymous
ID:
12648
Filename:
Geology 9
Updated:
2010-03-31 11:45:53
Tags:
geology
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Description:
geo
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  1. Aquitard:
    aAn impermeable layer that hinders or prevents water movement.
  2. Aquifer:
    • Permeable rock strata or sediment that transmits groundwater
    • freely.
  3. Specific yield:
    Moves under the influence of gravity
  4. Specific retention:
    • Portion retained as a film on particle and rock surfaces and
    • tiny openings
  5. Permeability
    the ability of a material to transmit a fluid
  6. Porosity:
    • percentage of total volume of rock or sediment that consists
    • of pore spaces
  7. Factors that are important to groundwater movement:
    • Porosity
    • Permeability
  8. Gaining streams:
    Gain water from the inflow of groundwater through the streambed
  9. Losing streams:
    • lose water to the groundwater system by outflow through the
    • streambed

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