Question 1

In which of these settings would a river or lake lose water to groundwater?

Accepted Answer

A) where the water table adjacent to the river is higher than the river 
B) where a lake is directly underlain by an impermeable layer 
C) where a river flows across an area where the water table is beneath the surface 
D) none of these 
A) where the water table adjacent to the river is higher than the river 
B) where a lake is directly underlain by an impermeable layer 
C) where a river flows across an area where the water table is beneath the surface 
D) none of these C

Question 2

Which of the following is NOT used to explore for groundwater?

Accepted Answer

A) geologic field studies 
B) gravity surveys 
C) studies of surface water 
D) drilling 
E) all of these are used to explore for groundwater 
A) geologic field studies 
B) gravity surveys 
C) studies of surface water 
D) drilling 
E) all of these are used to explore for groundwater E

Question 3

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations,which two sites are on the opposite side of a groundwater divide?

Accepted Answer

A) between 1 and 2 
B) between 2 and 3 
C) between 3 and 4 
D) between 4 and 5 
E) none of these 
A) between 1 and 2 
B) between 2 and 3 
C) between 3 and 4 
D) between 4 and 5 
E) none of these D

Question 4

Which of the following is NOT a way to change the porosity of a rock?

Accepted Answer

A) cut the rock with fractures 
B) compact clay and other sediment 
C) deposit natural cement into pores 
D) fill the pores with water 
A) cut the rock with fractures 
B) compact clay and other sediment 
C) deposit natural cement into pores 
D) fill the pores with water

Question 5

This diagram shows a place underlain by uniform materials.What is the approximate average gradient (slope)of the water table in this location? The vertical exaggeration on this diagram is 10x.

Accepted Answer

A) less than 20 m/km 
B) 20 m/km 
C) 100 m/km 
D) 200 m/km
  
A) less than 20 m/km 
B) 20 m/km 
C) 100 m/km 
D) 200 m/km

Question 6

Which of the following is true about the Ogallala aquifer?

Accepted Answer

A) it was featured in the movie A Civil Action 
B) water levels are dropping primarily because of overpumping 
C) it is a confined aquifer so is replenished as fast as water is used 
D) none of these 
A) it was featured in the movie A Civil Action 
B) water levels are dropping primarily because of overpumping 
C) it is a confined aquifer so is replenished as fast as water is used 
D) none of these

Question 7

The main direction in which groundwater flowed in the Investigation area was to the:

Accepted Answer

A) north 
B) east 
C) south 
D) west 
A) north 
B) east 
C) south 
D) west

Question 8

Which of the following is most likely to be associated with a confined aquifer?

Accepted Answer

A) perched water table 
B) lake 
C) artesian well 
D) unsaturated zone 
A) perched water table 
B) lake 
C) artesian well 
D) unsaturated zone

Question 9

Where is most of Earth's freshwater?

Accepted Answer

A) ice caps,glaciers,and groundwater 
B) groundwater and rivers 
C) lakes and swamps 
D) rivers and streams 
E) oceans 
A) ice caps,glaciers,and groundwater 
B) groundwater and rivers 
C) lakes and swamps 
D) rivers and streams 
E) oceans

Question 10

Which of these four numbered features on the surface or in a cave is a stalagmite?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) none of these 
A) 1 
B) 2 
C) 3 
D) 4 
E) none of these

Question 11

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations,which one would have groundwater flowing to the left?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) 5 
A) 1 
B) 2 
C) 3 
D) 4 
E) 5

Question 12

Which of the following materials has low porosity and low permeability?

Accepted Answer

A) unfractured granite 
B) uncompacted clays 
C) limestone with caverns 
D) well-sorted sand 
A) unfractured granite 
B) uncompacted clays 
C) limestone with caverns 
D) well-sorted sand

Question 13

This map shows elevations of the water table beneath an area.Which way does the upper level of groundwater flow? Generally toward the:

Accepted Answer

A) south 
B) north 
C) northeast 
D) northwest 
A) south 
B) north 
C) northeast 
D) northwest

Question 14

Which of the following is most similar in volume to an acre-foot of water?

Accepted Answer

A) 20 million gallons 
B) 9 football fields covered with one-tenth of a foot of water 
C) an acre covered with 3 feet (1 meter)of water 
D) a square mile covered with 1 foot of water 
A) 20 million gallons 
B) 9 football fields covered with one-tenth of a foot of water 
C) an acre covered with 3 feet (1 meter)of water 
D) a square mile covered with 1 foot of water

Question 15

Which of the following rocks has the highest porosity?

Accepted Answer

A) a fine-grained shale 
B) lightly cemented sandstone 
C) a coarsely crystalline granite 
D) a metamorphic schist or gneiss 
A) a fine-grained shale 
B) lightly cemented sandstone 
C) a coarsely crystalline granite 
D) a metamorphic schist or gneiss

Question 16

Which of these four numbered features on the surface or in a cave is a stalactite?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) none of these 
A) 1 
B) 2 
C) 3 
D) 4 
E) none of these

Question 17

The water table in the Investigation was lowest in elevation along the:

Accepted Answer

A) north edge 
B) east edge 
C) south edge 
D) west edge 
A) north edge 
B) east edge 
C) south edge 
D) west edge

Question 18

What is a possible way to increase permeability?

Accepted Answer

A) seal fractures with clays and other minerals 
B) fill pores between grains with clays and other fine-grained materials 
C) fill pores with natural cement 
D) all of these 
E) none of these 
A) seal fractures with clays and other minerals 
B) fill pores between grains with clays and other fine-grained materials 
C) fill pores with natural cement 
D) all of these 
E) none of these

Question 19

This map shows elevations of the water table beneath an area.Which of the following maps is the correct contour map for the water table elevations shown?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
A) A 
B) B 
C) C 
D) D

Question 20

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations,which would likely have the fastest groundwater flow?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) 5 
A) 1 
B) 2 
C) 3 
D) 4 
E) 5

In which of these settings would a river or lake lose water to groundwater?

Which of the following is NOT used to explore for groundwater?

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations,which two sites are on the opposite side of a groundwater divide?

Which of the following is NOT a way to change the porosity of a rock?

This diagram shows a place underlain by uniform materials.What is the approximate average gradient (slope)of the water table in this location? The vertical exaggeration on this diagram is 10x.

Which of the following is true about the Ogallala aquifer?

The main direction in which groundwater flowed in the Investigation area was to the:

Which of the following is most likely to be associated with a confined aquifer?

Where is most of Earth's freshwater?

Which of these four numbered features on the surface or in a cave is a stalagmite?

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations,which one would have groundwater flowing to the left?

Which of the following materials has low porosity and low permeability?

This map shows elevations of the water table beneath an area.Which way does the upper level of groundwater flow? Generally toward the:

Which of the following is most similar in volume to an acre-foot of water?

Which of the following rocks has the highest porosity?

Which of these four numbered features on the surface or in a cave is a stalactite?

The water table in the Investigation was lowest in elevation along the:

What is a possible way to increase permeability?

This map shows elevations of the water table beneath an area.Which of the following maps is the correct contour map for the water table elevations shown?

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations,which would likely have the fastest groundwater flow?

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Exam 17: Water Resources

In which of these settings would a river or lake lose water to groundwater?

Which of the following is NOT used to explore for groundwater?

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations,which two sites are on the opposite side of a groundwater divide?

Which of the following is NOT a way to change the porosity of a rock?

This diagram shows a place underlain by uniform materials.What is the approximate average gradient (slope)of the water table in this location? The vertical exaggeration on this diagram is 10x.

Which of the following is true about the Ogallala aquifer?

The main direction in which groundwater flowed in the Investigation area was to the:

Which of the following is most likely to be associated with a confined aquifer?

Where is most of Earth's freshwater?

Which of these four numbered features on the surface or in a cave is a stalagmite?

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations,which one would have groundwater flowing to the left?

Which of the following materials has low porosity and low permeability?

This map shows elevations of the water table beneath an area.Which way does the upper level of groundwater flow? Generally toward the:

Which of the following is most similar in volume to an acre-foot of water?

Which of the following rocks has the highest porosity?

Which of these four numbered features on the surface or in a cave is a stalactite?

The water table in the Investigation was lowest in elevation along the:

What is a possible way to increase permeability?

This map shows elevations of the water table beneath an area.Which of the following maps is the correct contour map for the water table elevations shown?

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations,which would likely have the fastest groundwater flow?

The Nature of Geology

Investigating Geologic Questions

Plate Tectonics

Earth Materials

Igneous Environments

Volcanoes and Volcanic Hazards

Sedimentary Environments and Rocks

Deformation and Metamorphism

Geologic Time

The Seafloor and Continental Margins

Mountains, basins, and Continents

Earthquakes and Earths Interior

Climate, weather, and Their Influences on Geology

Glaciers, shorelines, and Changing Sea Levels

Weathering, soil, and Unstable Slopes

Streams and Flooding

Energy and Mineral Resources

Geology of the Solar System

Filters