Groundwater Review

Which of the following implies the same thing as the word "aquifer"?

• zone of saturation

• zone of aeration

• zone of soil moisture

• zone of twilight

The top of an aquifer is known as:

• the water table.

• an artesian well.

• the hydraulic gradient.

• a geyser.

Which of the following are wells used for? CHOOSE ALL THAT APPLY!

• Wells are used to determine the height of the water table.

• Wells are used to obtain water for crop irrigation.

• Wells are used to obtain water for human consumption.

• Wells are used to create barriers between aquifers, called aquatards.

What does the quantity of groundwater that can be stored depend upon?

• It depends upon the porosity of the underground rock.

• It depends upon the pH of the groundwater.

• It depends upon the underground depth of the storage system.

• It depends upon the temperature of the underground rock.

A place where the water table intersects the ground surface and where a natural flow of groundwater results is called:

• a spring.

• a geyser.

• an aquatard.

• a fissure.

What is the most common method for removing groundwater?

• a well bored into the zone of saturation

• accessing the water table by use of low-grade explosives

• building a water tower

• damming up a river

Which of the following is a hydrological problem currently facing the High Plains of the United States?

• over-pumping of the Ogallala aquifer

• compaction of the San Joaquin valley

• mass amounts of human contamination seeping into the aquifer

• flooding of Lake Mead

Groundwater is replenished by ………………..

• rocks

• pumping

• well

• rainwater

A ……………….. is most commonly used to access groundwater.

• well

• pond

• river

• tap

The water is able to flow the pore spaces, what type of rock is it?

• permeable

• impermeable

• aquifer

• geyser