Question 1

Which of the following is not a general characteristic of groundwater?

Accepted Answer

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

Question 2

Provide two examples of possible "fast-entry" pathways for contaminated aquifers.

Accepted Answer

improperly abandoned wells, fence post h

Question 3

What force pushes groundwater from pore to pore below the water table?

Accepted Answer

A) integrated saturation impulse 
B) surface tension 
C) hydraulic gradient 
D) permeability steepness 
A) integrated saturation impulse 
B) surface tension 
C) hydraulic gradient 
D) permeability steepness

Question 4

Which one of the following is not a speleothem?

Accepted Answer

A) geyserite 
B) dripstone 
C) stalactite 
D) stalagmite 
A) geyserite 
B) dripstone 
C) stalactite 
D) stalagmite

Question 5

Under most conditions, groundwater moves ________.

Accepted Answer

A) very quickly as it flows predominantly in open cavernous underground rivers 
B) only between rainstorms by drainage 
C) very little as most of it is stagnant and all at a single level 
D) at slow but variable rates generally less than a few metres per day 
A) very quickly as it flows predominantly in open cavernous underground rivers 
B) only between rainstorms by drainage 
C) very little as most of it is stagnant and all at a single level 
D) at slow but variable rates generally less than a few metres per day

Question 6

What feature originates where the water table intersects the land surface?

Accepted Answer

The answer of What feature originates where the water table...

Question 7

________ is the volume of voids or open space in a rock or unconsolidated material.

Accepted Answer

A) Permeability 
B) Porosity 
C) Saturation index 
D) Capillarity 
A) Permeability 
B) Porosity 
C) Saturation index 
D) Capillarity

Question 8

Considering their relative density and solubility in water, how would hazardous substances behave that accidentally entered a groundwater system?

Accepted Answer

A) Gasoline and kerosene would float on the water table; ethyl alcohol would dissolve and disperse in the groundwater. 
B) Gasoline and kerosene would float on the water table, but most pesticides break down chemically when they reach the water table. 
C) Sulphuric and nitric acids would sink to the bottom of the aquifer; kerosene would accumulate as a layer just below the water table. 
D) E-coli bacteria may build up in groundwater but can be diluted or rinsed away with sufficient input of natural surface waters such as farm runoff. 
A) Gasoline and kerosene would float on the water table; ethyl alcohol would dissolve and disperse in the groundwater. 
B) Gasoline and kerosene would float on the water table, but most pesticides break down chemically when they reach the water table. 
C) Sulphuric and nitric acids would sink to the bottom of the aquifer; kerosene would accumulate as a layer just below the water table. 
D) E-coli bacteria may build up in groundwater but can be diluted or rinsed away with sufficient input of natural surface waters such as farm runoff.

Question 9

When examining the geology of a region for potential aquifers, what characteristics or factors would you consider? Also, what areas (based on natural and human factors)would you avoid?

Accepted Answer

Look for permeable substrate; either wel

Question 10

For unconfined aquifers, what hydrologic factor is approximated by the slope of the water table?

Accepted Answer

A) hydraulic gradient 
B) hydraulic competency 
C) porosity head 
D) affluent decline 
A) hydraulic gradient 
B) hydraulic competency 
C) porosity head 
D) affluent decline

Question 11

Given the right kind of bedrock, cave formation occurs most readily ________.

Accepted Answer

A) beneath the ocean 
B) in tropical areas with high rainfall and abundant vegetation 
C) in arid and semi-arid regions with strongly alkaline surface waters 
D) in temperate to high latitude settings where seasonal freeze-thaw fractures the bedrock 
A) beneath the ocean 
B) in tropical areas with high rainfall and abundant vegetation 
C) in arid and semi-arid regions with strongly alkaline surface waters 
D) in temperate to high latitude settings where seasonal freeze-thaw fractures the bedrock

Question 12

After ice sheets and glaciers, ________ contains the next highest percentage of Earth's freshwater that is readily accessible to humans.

Accepted Answer

A) groundwater 
B) the atmosphere 
C) lakes and rivers 
D) Dasani/Coca-cola Ltd. 
A) groundwater 
B) the atmosphere 
C) lakes and rivers 
D) Dasani/Coca-cola Ltd.

Question 13

In three words, describe the shape of the water table around a pumping well.

Accepted Answer

The answer of In three words, describe the shape of...

Question 14

In Darcy's Law for flow velocity written as: V = (K/n)* (h/l), what does h/l stand for?

Accepted Answer

A) capacity 
B) hydraulic gradient 
C) permeability 
D) porosity 
A) capacity 
B) hydraulic gradient 
C) permeability 
D) porosity

Question 15

Ground water aquifers can be seen directly in natural caverns and mines.

Accepted Answer

A) True 
 B)False

Question 16

Which one of the following concerning stalactites and stalagmites is false?

Accepted Answer

A) Stalactites are deposited from water dripping from the ceiling of an aerated cavern. 
B) Both are composed of calcium carbonate. 
C) Both are forms of dripstone; stalactites hang from the ceiling, stalagmites grow upward from the cavern floor. 
D) Stalagmites form on the floors of caves below the water table. 
A) Stalactites are deposited from water dripping from the ceiling of an aerated cavern. 
B) Both are composed of calcium carbonate. 
C) Both are forms of dripstone; stalactites hang from the ceiling, stalagmites grow upward from the cavern floor. 
D) Stalagmites form on the floors of caves below the water table.

Question 17

A ________ is a circular to elliptical, closed depressions in karst areas.

Accepted Answer

The answer of A ________ is a circular to elliptical,...

Question 18

Groundwater is tightly held by surface tension to mineral grains or other soil particles in the ________ and actually "wicks up" significant distances above the regional water table.

Accepted Answer

A) capillary fringe 
B) gitchee gumee 
C) aquiclude 
D) zone of saturation 
A) capillary fringe 
B) gitchee gumee 
C) aquiclude 
D) zone of saturation

Question 19

When water is quickly produced from a well, locally the water table and aquifer experience ________.

Accepted Answer

A) artesian flow 
B) artificial insemination 
C) decreased flow velocity towards the well 
D) drawdown 
A) artesian flow 
B) artificial insemination 
C) decreased flow velocity towards the well 
D) drawdown

Question 20

Which of the following statements is false for an area subsiding because of excessive pumping of groundwater?

Accepted Answer

A) Dewatered aquifer material compacts. 
B) Effluent streams may dry up. 
C) Water table is substantially lowered. 
D) The aquifer is consolidated bedrock. 
A) Dewatered aquifer material compacts. 
B) Effluent streams may dry up. 
C) Water table is substantially lowered. 
D) The aquifer is consolidated bedrock.

Which of the following is not a general characteristic of groundwater?

Provide two examples of possible "fast-entry" pathways for contaminated aquifers.

What force pushes groundwater from pore to pore below the water table?

Which one of the following is not a speleothem?

Under most conditions, groundwater moves ________.

What feature originates where the water table intersects the land surface?

________ is the volume of voids or open space in a rock or unconsolidated material.

Considering their relative density and solubility in water, how would hazardous substances behave that accidentally entered a groundwater system?

When examining the geology of a region for potential aquifers, what characteristics or factors would you consider? Also, what areas (based on natural and human factors)would you avoid?

For unconfined aquifers, what hydrologic factor is approximated by the slope of the water table?

Given the right kind of bedrock, cave formation occurs most readily ________.

After ice sheets and glaciers, ________ contains the next highest percentage of Earth's freshwater that is readily accessible to humans.

In three words, describe the shape of the water table around a pumping well.

In Darcy's Law for flow velocity written as: V = (K/n)* (h/l), what does h/l stand for?

Ground water aquifers can be seen directly in natural caverns and mines.

Which one of the following concerning stalactites and stalagmites is false?

A ________ is a circular to elliptical, closed depressions in karst areas.

Groundwater is tightly held by surface tension to mineral grains or other soil particles in the ________ and actually "wicks up" significant distances above the regional water table.

When water is quickly produced from a well, locally the water table and aquifer experience ________.

Which of the following statements is false for an area subsiding because of excessive pumping of groundwater?

An Introduction to Geology and Plate Tectonics

Minerals: The Building Blocks of Rocks

Igneous Rocks

Volcanoes and Volcanic Processes

Weathering and Soil

Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Geologic Time

Crustal Deformation

Earthquakes and Earth's Interior

The Ocean Floor

Plate Tectonics: The Framework for Modern Geology

Mountain Building and Continental Frameworks

Mass Wasting: The Work of Gravity

Running Water

Glaciers and Glaciation

Deserts and Winds

Shorelines

Mineral and Energy Resources

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Exam 16: Groundwater

Which of the following is not a general characteristic of groundwater?

Provide two examples of possible "fast-entry" pathways for contaminated aquifers.

What force pushes groundwater from pore to pore below the water table?

Which one of the following is not a speleothem?

Under most conditions, groundwater moves ________.

What feature originates where the water table intersects the land surface?

________ is the volume of voids or open space in a rock or unconsolidated material.

Considering their relative density and solubility in water, how would hazardous substances behave that accidentally entered a groundwater system?

When examining the geology of a region for potential aquifers, what characteristics or factors would you consider? Also, what areas (based on natural and human factors)would you avoid?

For unconfined aquifers, what hydrologic factor is approximated by the slope of the water table?

Given the right kind of bedrock, cave formation occurs most readily ________.

After ice sheets and glaciers, ________ contains the next highest percentage of Earth's freshwater that is readily accessible to humans.

In three words, describe the shape of the water table around a pumping well.

In Darcy's Law for flow velocity written as: V = (K/n)* (h/l), what does h/l stand for?

Ground water aquifers can be seen directly in natural caverns and mines.

Which one of the following concerning stalactites and stalagmites is false?

A ________ is a circular to elliptical, closed depressions in karst areas.

Groundwater is tightly held by surface tension to mineral grains or other soil particles in the ________ and actually "wicks up" significant distances above the regional water table.

When water is quickly produced from a well, locally the water table and aquifer experience ________.

Which of the following statements is false for an area subsiding because of excessive pumping of groundwater?

An Introduction to Geology and Plate Tectonics

Minerals: The Building Blocks of Rocks

Igneous Rocks

Volcanoes and Volcanic Processes

Weathering and Soil

Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Geologic Time

Crustal Deformation

Earthquakes and Earth's Interior

The Ocean Floor

Plate Tectonics: The Framework for Modern Geology

Mountain Building and Continental Frameworks

Mass Wasting: The Work of Gravity

Running Water

Glaciers and Glaciation

Deserts and Winds

Shorelines

Mineral and Energy Resources

Filters