Groundwater Answers

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1
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A farmer dug a well but did not find any water.Which most likely explains why the farmer did not find water?

A
The water table is deeper than the well.
B
All the groundwater is flowing out of a spring.
C
The well is being dug between two vertical, impermeable layers.
D
The well is located where groundwater is stuck between impermeable layers.
3

A scientist observes hot water erupting from a vent in the Earth. What most likely caused the water to rise and erupt from the vent?

A
The vent was lower than the water table.
B
A well was drilled into a pressurized aquifer.
C
A well with a mechanical pump was installed.
D
The water was heated by magma or hot rocks.
4

Which would allow humans to access groundwater?

A
a well drilled into an aquifer
B
a well drilled above the water table
C
an aquifer capped by thick granite
D
layers of soil and rock above the water table
5

Which correctly lists the three layers in which water moves easily?

A
rock, clay, granite
B
soil, rock, organic layer
C
clay, organic layer, granite
D
granite, rock, soil
9

Which statement best describes a spring?

A
the top of the saturated zone
B
an underground layer of rock or sediment that holds groundwater
C
groundwater flowing naturally to the surface where it is lower than the water table
D
a vent in Earth’s surface that periodically ejects a column of hot water and steam

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