GroundWater Concepts Flashcards by Nick N

Q

Water table

A

upper surface of groundwater

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Q

Aquifers

A

Porous rock layers that hold water

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Q

Confined aquifer

A

trapped between impermeable layers

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Q

unconfined aquifer

A

open to the surface

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Q

Hydraulic Head

A

Pressure potential driving flow

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Q

Hydraulic Gradient

A

Differences in head distance

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Q

Flow rate depends on gradient and permeability

A

Darcys Law

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Q

Hot springs/ gesyers

A

heated by nearby magma

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Q

Perched water table

A

Localized, above main water table

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Q

water under pressure rises naturally

A

Artesian Wells

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Q

Contour lines show?

A

elevation

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Q

Closer contour lines

A

steeper the slope

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Q

A

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