Question 1

What is the main way that gold-bearing conglomerate beds,such as those in South Africa,form?

Accepted Answer

A) hot water flows along the margins of a caldera 
B) hot water circulates around a magma 
C) magma bakes nearby limestone and other reactive rocks 
D) pieces of gold are carried by streams and later buried 
A) hot water flows along the margins of a caldera 
B) hot water circulates around a magma 
C) magma bakes nearby limestone and other reactive rocks 
D) pieces of gold are carried by streams and later buried

Question 2

Why would deposits of iron ore form in the setting shown here?

Accepted Answer

A) Hot water circulates along the margins of a caldera. 
B) Magma releases metal-rich fluids that react with rocks like limestone. 
C) Seawater is heated and rises to the surface,forming black smokers. 
D) Pieces of iron are weathered from the top of the granite and deposited as limestone. 
A) Hot water circulates along the margins of a caldera. 
B) Magma releases metal-rich fluids that react with rocks like limestone. 
C) Seawater is heated and rises to the surface,forming black smokers. 
D) Pieces of iron are weathered from the top of the granite and deposited as limestone.

Question 3

How do iron-ore deposits form?

Accepted Answer

A) as iron-rich layers,called iron formations,in sedimentary sequences 
B) within granite or sandstone 
C) the mixing of different types of groundwater 
D) groundwater that encounters ancient buried hills 
E) all of these 
A) as iron-rich layers,called iron formations,in sedimentary sequences 
B) within granite or sandstone 
C) the mixing of different types of groundwater 
D) groundwater that encounters ancient buried hills 
E) all of these

Question 4

The circular structure in the center of the Investigation area is:

Accepted Answer

A) a granitic intrusion that is surrounded by copper veins 
B) a salt dome 
C) a diamond pipe 
D) a volcanic conduit that has eroded to a volcanic neck 
E) none of these 
A) a granitic intrusion that is surrounded by copper veins 
B) a salt dome 
C) a diamond pipe 
D) a volcanic conduit that has eroded to a volcanic neck 
E) none of these

Question 5

Oil and gas form from:

Accepted Answer

A) accumulation of inorganic material,such as clay particles in shale 
B) oxidation of organic material at the surface 
C) heating of rocks to metamorphic temperatures (at least 400$\degree$
C)  
D) heating and breakdown of long hydrocarbon chains into smaller molecules 
A) accumulation of inorganic material,such as clay particles in shale 
B) oxidation of organic material at the surface 
C) heating of rocks to metamorphic temperatures (at least 400$\degree$
C)  
D) heating and breakdown of long hydrocarbon chains into smaller molecules

Question 6

Large copper deposits,called porphyry copper deposits,form because:

Accepted Answer

A) copper accumulates within and near intrusions that have a porphyritic texture 
B) seawater is heated and rises to the surface,forming black smokers 
C) a change in Earth's atmosphere caused copper to be deposited by groundwater 
D) deep groundwater,rich in lead and zinc,encounters buried hills of granite 
A) copper accumulates within and near intrusions that have a porphyritic texture 
B) seawater is heated and rises to the surface,forming black smokers 
C) a change in Earth's atmosphere caused copper to be deposited by groundwater 
D) deep groundwater,rich in lead and zinc,encounters buried hills of granite

Question 7

Which of the following is NOT an advantage associated with hydroelectric dams?

Accepted Answer

A) the amount of electricity can be changed rapidly 
B) there are no emissions of greenhouse gases or toxic contaminants 
C) the dam traps sediment that otherwise would be transported down the river 
D) the main source of energy,gravity,is free 
A) the amount of electricity can be changed rapidly 
B) there are no emissions of greenhouse gases or toxic contaminants 
C) the dam traps sediment that otherwise would be transported down the river 
D) the main source of energy,gravity,is free

Question 8

Which of the following parts of the U.S.do NOT have abundant oil fields?

Accepted Answer

A) Texas 
B) Gulf Coast area 
C) Rocky Mountain area 
D) Pacific Northwest 
E) California 
A) Texas 
B) Gulf Coast area 
C) Rocky Mountain area 
D) Pacific Northwest 
E) California

Question 9

Which of the following settings would be the most favorable for fossil fuels?

Accepted Answer

A) fractured granitic rocks that allow oil and gas to enter 
B) metamorphosed rocks that have been heated to 400$\degree$C 
C) sedimentary rocks that contain folds and faults 
D) sandstone that was deposited in a large desert 
E) hydrothermal rocks,like hot spring deposits 
A) fractured granitic rocks that allow oil and gas to enter 
B) metamorphosed rocks that have been heated to 400$\degree$C 
C) sedimentary rocks that contain folds and faults 
D) sandstone that was deposited in a large desert 
E) hydrothermal rocks,like hot spring deposits

Question 10

How do most uranium deposits form?

Accepted Answer

A) granites solidify,trapping uranium within the crystals 
B) volcanic pipes bring uranium to the surface from deep in the mantle 
C) uranium is transported and deposited by groundwater 
D) there are no natural deposits because uranium is produced in the laboratory 
A) granites solidify,trapping uranium within the crystals 
B) volcanic pipes bring uranium to the surface from deep in the mantle 
C) uranium is transported and deposited by groundwater 
D) there are no natural deposits because uranium is produced in the laboratory

Question 11

Which of the following is an environmental advantage of mining?

Accepted Answer

A) Mines can leave large pits in the ground that can be used for other purposes. 
B) Crushing and pulverizing ore produces lots of powdery mill tailings. 
C) Sulfide minerals in dumps,tailings,and mineralize rock contribute beneficial sulfur and other chemicals to water. 
D) Smelters release sulfur-dioxide gas that can help neutralize alkaline soils. 
E) None of these. 
A) Mines can leave large pits in the ground that can be used for other purposes. 
B) Crushing and pulverizing ore produces lots of powdery mill tailings. 
C) Sulfide minerals in dumps,tailings,and mineralize rock contribute beneficial sulfur and other chemicals to water. 
D) Smelters release sulfur-dioxide gas that can help neutralize alkaline soils. 
E) None of these.

Question 12

Where in Wyoming are the large oil and gas fields?

Accepted Answer

A) in the uplifted blocks within the mountains 
B) beneath the large volcanic field in the center of the state 
C) near areas where the rocks have been heated by uranium deposits 
D) in sedimentary rocks buried within the basins 
A) in the uplifted blocks within the mountains 
B) beneath the large volcanic field in the center of the state 
C) near areas where the rocks have been heated by uranium deposits 
D) in sedimentary rocks buried within the basins

Question 13

What are the main features of the geology of Wyoming?

Accepted Answer

A) a large volcanic field that covers most of the state 
B) recently formed sedimentary deposits that blanket all but the western part of the state 
C) mountain ranges that contain Precambrian and Paleozoic rocks 
D) a surprisingly small number of insignificant basins 
E) all of these 
A) a large volcanic field that covers most of the state 
B) recently formed sedimentary deposits that blanket all but the western part of the state 
C) mountain ranges that contain Precambrian and Paleozoic rocks 
D) a surprisingly small number of insignificant basins 
E) all of these

Question 14

What is the starting material for coal?

Accepted Answer

A) limestone with abundant shells 
B) sandstone formed in certain environments 
C) plants 
D) black shale 
E) any of these 
A) limestone with abundant shells 
B) sandstone formed in certain environments 
C) plants 
D) black shale 
E) any of these

Question 15

Which of the following does NOT seem to be present in the Investigation area?

Accepted Answer

A) coal 
B) oil shale 
C) oil seeps 
D) a layer of salt at depth 
E) uranium 
A) coal 
B) oil shale 
C) oil seeps 
D) a layer of salt at depth 
E) uranium

Question 16

The main material used to produce cement and concrete is:

Accepted Answer

A) salt 
B) phosphate 
C) limestone 
D) iron ore 
E) well-cemented quartz sandstone 
A) salt 
B) phosphate 
C) limestone 
D) iron ore 
E) well-cemented quartz sandstone

Question 17

Some coal mines are called strip mines because:

Accepted Answer

A) the carbon is stripped from the hydrogen during burning of the coal 
B) the uranium is separated (stripped)from the coal 
C) large underground machines strip away thin seams of coal 
D) a mine on the surface mines a single long strip at any time 
A) the carbon is stripped from the hydrogen during burning of the coal 
B) the uranium is separated (stripped)from the coal 
C) large underground machines strip away thin seams of coal 
D) a mine on the surface mines a single long strip at any time

Question 18

Which type of mine is the most cost effective to operate?

Accepted Answer

A) a shallow underground mine 
B) a deep underground mine 
C) an underground mine where milling is done underground 
D) an open-pit mine 
A) a shallow underground mine 
B) a deep underground mine 
C) an underground mine where milling is done underground 
D) an open-pit mine

Question 19

The material in wallboard mostly comes from:

Accepted Answer

A) ground up granodiorite 
B) limestone deposited in marine settings 
C) phosphate from marine settings 
D) gypsum formed by the evaporation of water 
E) silica sand from wind-blown deposits 
A) ground up granodiorite 
B) limestone deposited in marine settings 
C) phosphate from marine settings 
D) gypsum formed by the evaporation of water 
E) silica sand from wind-blown deposits

Question 20

Organic material in oil mostly comes from:

Accepted Answer

A) plants on land 
B) hydrogen rising from Earth's mantle 
C) marine organisms 
D) calcite that has been heated to a high-enough temperature 
A) plants on land 
B) hydrogen rising from Earth's mantle 
C) marine organisms 
D) calcite that has been heated to a high-enough temperature

What is the main way that gold-bearing conglomerate beds,such as those in South Africa,form?

Why would deposits of iron ore form in the setting shown here?

How do iron-ore deposits form?

The circular structure in the center of the Investigation area is:

Oil and gas form from:

Large copper deposits,called porphyry copper deposits,form because:

Which of the following is NOT an advantage associated with hydroelectric dams?

Which of the following parts of the U.S.do NOT have abundant oil fields?

Which of the following settings would be the most favorable for fossil fuels?

How do most uranium deposits form?

Which of the following is an environmental advantage of mining?

Where in Wyoming are the large oil and gas fields?

What are the main features of the geology of Wyoming?

What is the starting material for coal?

Which of the following does NOT seem to be present in the Investigation area?

The main material used to produce cement and concrete is:

Some coal mines are called strip mines because:

Which type of mine is the most cost effective to operate?

The material in wallboard mostly comes from:

Organic material in oil mostly comes from:

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

Water Resources

Geology of the Solar System

Filters

Exam 18: Energy and Mineral Resources

What is the main way that gold-bearing conglomerate beds,such as those in South Africa,form?

Why would deposits of iron ore form in the setting shown here?

How do iron-ore deposits form?

The circular structure in the center of the Investigation area is:

Oil and gas form from:

Large copper deposits,called porphyry copper deposits,form because:

Which of the following is NOT an advantage associated with hydroelectric dams?

Which of the following parts of the U.S.do NOT have abundant oil fields?

Which of the following settings would be the most favorable for fossil fuels?

How do most uranium deposits form?

Which of the following is an environmental advantage of mining?

Where in Wyoming are the large oil and gas fields?

What are the main features of the geology of Wyoming?

What is the starting material for coal?

Which of the following does NOT seem to be present in the Investigation area?

The main material used to produce cement and concrete is:

Some coal mines are called strip mines because:

Which type of mine is the most cost effective to operate?

The material in wallboard mostly comes from:

Organic material in oil mostly comes from:

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

Water Resources

Geology of the Solar System

Filters