Groundwater

Question 1

An aquifer receives 20 m3 of precipitation and loses 2 m3 of water through natural movement. If the water budget must be balanced, how much water can be pumped from the aquifer?

Revolt · Accepted Answer

18 m3

Question 2

A water feature that could be a source of groundwater for humans is found at a location on a hillside where Earth’s surface is lower than the water table. What type of feature might be observed at this location?

Revolt · Accepted Answer

spring

Question 3

Which statement best describes a spring?

Revolt · Accepted Answer

groundwater flowing naturally to the surface where it is lower than the water table

Question 4

Why is permeable soil best for plants that need a lot of drainage?

Revolt · Accepted Answer

Water flows through this type of soil.

Question 5

The image shows a water feature.

Revolt · Accepted Answer

geyser

Question 6

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

Revolt · Accepted Answer

The water table is deeper than the well.

Question 7

The image shows groundwater zones.

Revolt · Accepted Answer

3

Question 8

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

Revolt · Accepted Answer

soil, rock, organic layer

Question 9

A city worker is trying to dig to reach the water table. She knows the unsaturated zone in the area is four feet thick and the saturated zone is another five feet thick before an impermeable granite layer is reached. How deep will she have to dig to reach the water table?

Revolt · Accepted Answer

four feet

Question 10

Which would allow humans to access groundwater?

Revolt · Accepted Answer

a well drilled into an aquifer

Groundwater Answers

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