Chapter 13 Flashcards
The majority of fresh liquid water within the Earth exists in
pores within rock and sediment
The topography of the water table _____.
is a subdued (less steeply sloping) mimic of surface topography
The ability of a porous solid to transmit a fluid is called
permeability
The water table is
the surface that marks the top of the saturated zone
Excessive pumping of a well
will create a cone of depression
may cause saltwater invasion in coastal areas
may cause adjacent wells to become dry
will lower the water table locally
Groundwater discharge occurs at
wells
geysers
springs
streams
The cone of depression surrounding a well
enlarges and deepens as the rate of pumping increases
This block diagram shows a karst area. For each item, select the letter which labels the correct part of the image.
The Question: cave 13
B
Human manipulation of the groundwater system may result in
chemical changes.
change in the water table level.
salt water invasion.
subsidence-the gradual caving in or sinking of an area of land.
Sinkholes are a concern for residents whose dwellings are constructed atop _____.
limestone
Pourous-
holes air space
Permeable-
water or oil can travel through the rock
What is the zone below the water table?
Zone of Saturation
Confined aquifer-
recharge area is small
——_/———
Unconfined aquifer-
recharge area is almost the whole aquiver-\____________/-
