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Poorly sorted sediments usually have a low porosity.

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The percentage of all pore spaces in a rock or sediment is called porosity

Which of the following is NOT a characteristic of groundwater?

A. rarely contains dissolved constituents
B. supply is independent of short droughts
C. rarely contains suspended sediment
D. constant temperature year round

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The unsaturated zone (vadose zone) is the area above the zone of saturation.

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The water table is the lower limit of the zone of saturation.

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