Alphabetical
    groundwater
[noun]
Water that fills pore space in rocks and sediments and forms a subsurface aquifer. Groundwater is distinct from soil moisture, which does not completely fill pore spaces and is immediately beneath the surface.
Appears in modules:
- Modeling in Scientific Research Simplifying a system to make predictions
 - Substances Pure substances and mixtures
 - The Hydrologic Cycle Reservoirs and fluxes of water on Earth
 - The Nitrogen Cycle Of microbes and men
 - The Rock Cycle Uniformitarianism and recycling
 - Trophic Ecology Feeding relationships and energy transfer
 
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