Geol. 1403/Cook quiz 12

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GEOL
Chapter 12
Ground Water
updated 1 year ago by Devalon_N_Burk
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geology, science
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1

After ice sheets and glaciers ____ contains the next highest percentage of earth’s freshwater.

a) the atmoshere

b) lakes and rivers

c) ground water

d) rocks and minerals

groundwater

2

Which common, rock forming mineral or mineral group is most readily dissolved by ground water.

a) calcite

b) quartz

c) feldspars

d) clay minerals

calcite

3

Which of the following is not a general characteristic of ground water?

a) constant temperatures year round

b) rarely contains dissolved constituents

c) supply is independent of short droughts

rarely contains dissolved constituents

4

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

a) integratd saturation impulse

b) permeability steepness

c) pressure gradient or hydraulic gradient

d) seepage affluence actor

pressure gradient or hydraulic gradient

5

The water table is ____.

a) a boundary between unsaturated bedrock and an underground river

b) a boundary between unsaturated bedrock and and bedrock above

c) an underground mass of partly saturated rock

d) a boundary between saturated rock below and and unsaturated rock above

a boundary between saturated rock below and unsaturated rock above

6

____ controls the ease (or difficulty) of groundwater transmission through a porous material.

a) potability

b) portability

c) permeosity

d) permeability

permeability

7

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

a) permeability

b) space yield

c) porosity

d) saturation index

porosity

8

The ____ is the upper boundary surface or saturated zone.

a) artesian

b) spring

c) stalactite

d) sinkhole

e) perched watertable

ab) stalgmite

ac) water table

ad) cone of depression

ae) losing stream

bc) porosity

bd) karst

be) aquitard

cd) permeability

ce) pressure gradient

water table

9

What property describes how readily groundwater will flow through a saturated porous material?

a) artesian

b) spring

c) stalactite

d) sinkhole

e) perched watertable

ab) stalgmite

ac) water table

ad) cone of depression

ae) losing stream

bc) porosity

bd) karst

be) aquitard

cd) permeability

ce) pressure gradient

permeability

10

Highly impermeable layers such as compact clay or shale are known as ____.

a) artesian

b) spring

c) stalactite

d) sinkhole

e) perched watertable

ab) stalgmite

ac) water table

ad) cone of depression

ae) losing stream

bc) porosity

bd) karst

be) aquitard

cd) permeability

ce) pressure gradient

aquitard

11

What term denotes the percentage of open spaces or voids in a natural material?

a) artesian

b) spring

c) stalactite

d) sinkhole

e) perched watertable

ab) stalgmite

ac) water table

ad) cone of depression

ae) losing stream

bc) porosity

bd) karst

be) aquitard

cd) permeability

ce) pressure gradient

porosity

12

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

a) artesian

b) spring

c) stalactite

d) sinkhole

e) perched watertable

ab) stalgmite

ac) water table

ad) cone of depression

ae) losing stream

bc) porosity

bd) karst

be) aquitard

cd) permeability

ce) pressure gradient

spring

13

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

a) artesian

b) spring

c) stalactite

d) sinkhole

e) perched watertable

ab) stalgmite

ac) water table

ad) cone of depression

ae) losing stream

bc) porosity

bd) karst

be) aquitard

cd) permeability

ce) pressure gradient

cone of depression

14

What term describes a groundwater system in which water in a well rises above the top of the aquifier without use if a pump?

a) artesian

b) spring

c) stalactite

d) sinkhole

e) perched watertable

ab) stalgmite

ac) water table

ad) cone of depression

ae) losing stream

bc) porosity

bd) karst

be) aquitard

cd) permeability

ce) pressure gradient

artesian

15

Which term denotes the physical force that pushes water through a saturated porous material?

a) artesian

b) spring

c) stalactite

d) sinkhole

e) perched watertable

ab) stalgmite

ac) water table

ad) cone of depression

ae) losing stream

bc) porosity

bd) karst

be) aquitard

cd) permeability

ce) pressure gradient

pressure gradient

16

What term describes a stream from which water is infiltrating downward to the water table?

a) artesian

b) spring

c) stalactite

d) sinkhole

e) perched watertable

ab) stalgmite

ac) water table

ad) cone of depression

ae) losing stream

bc) porosity

bd) karst

be) aquitard

cd) permeability

ce) pressure gradient

losing stream

17

Which slender, conical speleothem grows from water dripping from the ceiling of a cavern?

a) artesian

b) spring

c) stalactite

d) sinkhole

e) perched watertable

ab) stalgmite

ac) water table

ad) cone of depression

ae) losing stream

bc) porosity

bd) karst

be) aquitard

cd) permeability

ce) pressure gradient

stalactite

18

A terrain exhibiting many distinctive features related to subsurface solution of limestone is known as ____.

a) artesian

b) spring

c) stalactite

d) sinkhole

e) perched watertable

ab) stalgmite

ac) water table

ad) cone of depression

ae) losing stream

bc) porosity

bd) karst

be) aquitard

cd) permeability

ce) pressure gradient

karst

19

T/F Speleothems generally form below the water table by water dripping from the roofs of caverns.

false

20

T/F A perched water table develops in hilly terrain where an aquitard underlies an aquifer and both are above the elevation of the main water table.

true

21

T/F Water saturated muds have low permeabilities but can have greater perosities than well-cemented sandstone.

true

22

T/F In areas of Karst topograph, rare surface streams typically flow into sinkholes and continue flowing underground for some distance.

true

23

T/F In areas underlain unconsolidated or weakly consolidated strata, lowering of the water table can cause the land to subside.

true

24

T/F Lowering of the water table around a pumping well results in a cone of infiltration.

false

25

T/F In general, contaminated groundwater will be naturally cleaned faster by circulation through porous and permeable sands than by circulation through fractured, crystalline igneous and metamorphic rocks.

true

26

T/F A geyser can erupt because the boiling temperature of water decreases with depth below the water table.

false

27

T/F Water infiltrates down to the water table from influent streams.

true

28

T/F Porosity is the measure of the volume of open space in rocks and unconsolidated, geological materials like alluvium and soils.

true

29

T/F Permeability is the physical force that pushes water below the water table through a porous rock material.

false

30

T/F The water table is a surface separating the saturated and unsaturated zones.

true

31

T/F In humid areas, and for unconfined, groundwater conditions, the water table gradually slopes toward the valley of a perennial stream.

true

32

T/F Most caves and caverns originate by solution of limestone.

true

33

____ account for the largest usage of groundwater in the United States.

a) water for livestock and pultry

b) domestic and municipal supplies

c) industrial usage

d) agriculture and irrigation

agriculture and irrigation