Question 1

In a metropolitan area, buildings of different heights are a danger to each other because ____.

Accepted Answer

A) tall buildings sway slower than lower buildings, allowing them to collide 
B) tall buildings sway faster than lower buildings, allowing them to collide 
C) short buildings are more likely to rupture during vertical motion, making them crumble during lateral motion 
D) tall buildings are more likely to rupture during vertical motion, making them crumble during lateral motion 
E) different building heights resonate with vertical motion at different frequencies and can amplify vibrations 
A) tall buildings sway slower than lower buildings, allowing them to collide 
B) tall buildings sway faster than lower buildings, allowing them to collide 
C) short buildings are more likely to rupture during vertical motion, making them crumble during lateral motion 
D) tall buildings are more likely to rupture during vertical motion, making them crumble during lateral motion 
E) different building heights resonate with vertical motion at different frequencies and can amplify vibrations A

Question 2

Older buildings are more likely to survive an earthquake because they have been through earthquakes in the past.

Accepted Answer

A) True 
 B)False  False

Question 3

In an earthquake, reinforced concrete ____.

Accepted Answer

A) can crumble and fail if it is not sheathed in steel ​ 
B) prevents lateral motion of building foundations 
C) is affected by lateral, but not vertical motion 
D) is affected by vertical, but not lateral motion 
E) is responsible for most collapses involving a single floor in a building 
A) can crumble and fail if it is not sheathed in steel ​ 
B) prevents lateral motion of building foundations 
C) is affected by lateral, but not vertical motion 
D) is affected by vertical, but not lateral motion 
E) is responsible for most collapses involving a single floor in a building A

Question 4

The greatest hazard to someone in a wood-frame house during an earthquake is ____.

Accepted Answer

A) movement of the house off its foundation 
B) wall spreading leading to roof collapse 
C) crumbling of internal plaster and drywall 
D) vertical shaking separating walls from floor joists 
E) collapse of walls that are not diagonally braced 
A) movement of the house off its foundation 
B) wall spreading leading to roof collapse 
C) crumbling of internal plaster and drywall 
D) vertical shaking separating walls from floor joists 
E) collapse of walls that are not diagonally braced

Question 5

The Loma Prieta earthquake in 1989 occurred on which fault?

Accepted Answer

A) Hayward 
B) Cascadia 
C) San Andreas 
D) San Jacinto 
E) Calaveres 
A) Hayward 
B) Cascadia 
C) San Andreas 
D) San Jacinto 
E) Calaveres

Question 6

Seismologists use what they have learned about where and when earthquakes occur to construct _______________ maps.

Accepted Answer

The answer of Seismologists use what they have learned about...

Question 7

An area of a fault that has had significantly fewer earthquakes than the areas around it is known as a(n) _______________. (two words)

Accepted Answer

The answer of An area of a fault that has...

Question 8

Paleoseismology ____.

Accepted Answer

A) studies ancient earthquakes but does not help predict earthquakes in modern times 
B) relies on the study of fossils of animals killed in major earthquakes 
C) improves prediction of earthquakes by extending knowledge before written records 
D) is effective in the prediction of the largest earthquakes only 
E) relies on old marine sediments, and cannot be used where they are not found 
A) studies ancient earthquakes but does not help predict earthquakes in modern times 
B) relies on the study of fossils of animals killed in major earthquakes 
C) improves prediction of earthquakes by extending knowledge before written records 
D) is effective in the prediction of the largest earthquakes only 
E) relies on old marine sediments, and cannot be used where they are not found

Question 9

The recurrence interval ____.

Accepted Answer

A) specifies the time that earthquakes of unknown magnitude will occur in a single area 
B) predicts the time and magnitude of major earthquakes 
C) predicts the average occurrence of major earthquakes in a single area 
D) predicts the time and magnitude of minor earthquakes 
E) specifies the average occurrence of major and minor earthquakes along a complete fault 
A) specifies the time that earthquakes of unknown magnitude will occur in a single area 
B) predicts the time and magnitude of major earthquakes 
C) predicts the average occurrence of major earthquakes in a single area 
D) predicts the time and magnitude of minor earthquakes 
E) specifies the average occurrence of major and minor earthquakes along a complete fault

Question 10

Where is the Hayward Fault, and why is it dangerous?

Accepted Answer

​ The Hayward Fault is in the San Franci

Question 11

Windows can seriously weaken a building's ability to withstand an earthquake.

Accepted Answer

A) True 
 B)False

Question 12

In EEW systems, EEW stands for "_______________ warning."

Accepted Answer

The answer of In EEW systems, EEW stands for "_______________...

Question 13

In the last two hundred years, seismic activity in the San Francisco area has produced ____.

Accepted Answer

A) major earthquakes at intervals of about 60 years, with few smaller earthquakes 
B) moderate (magnitude 6+)earthquakes every 10 to 15 years 
C) moderate earthquakes every 10 to 15 years, and one major earthquake about 100 years ago 
D) a cluster of moderate and major earthquakes in the early 1900s with a gap until recent moderate earthquakes 
E) only major earthquakes 
A) major earthquakes at intervals of about 60 years, with few smaller earthquakes 
B) moderate (magnitude 6+)earthquakes every 10 to 15 years 
C) moderate earthquakes every 10 to 15 years, and one major earthquake about 100 years ago 
D) a cluster of moderate and major earthquakes in the early 1900s with a gap until recent moderate earthquakes 
E) only major earthquakes

Question 14

Which construction material would make a house safest in a moderate earthquake?

Accepted Answer

A) Wood-frame construction sheathed with plywood. 
B) Brick and mortar. 
C) Adobe. 
D) Cinderblock and mortar. 
E) Poured concrete. 
A) Wood-frame construction sheathed with plywood. 
B) Brick and mortar. 
C) Adobe. 
D) Cinderblock and mortar. 
E) Poured concrete.

Question 15

What is the most likely reason that government agencies might fail to act on an earthquake prediction?

Accepted Answer

A) Earthquake predictions accurately state the time of the earthquake, but not the intensity. 
B) Earthquake predictions accurately state the intensity of the earthquake, but not the location. 
C) Emergency measures and evacuation are costly and may be irresponsible if the prediction is inaccurate. 
D) Earthquake prediction has never been successful in correctly identifying a danger to life and property. 
E) Earthquake predictions can only specify which fault will rupture, not the position along the fault. 
A) Earthquake predictions accurately state the time of the earthquake, but not the intensity. 
B) Earthquake predictions accurately state the intensity of the earthquake, but not the location. 
C) Emergency measures and evacuation are costly and may be irresponsible if the prediction is inaccurate. 
D) Earthquake prediction has never been successful in correctly identifying a danger to life and property. 
E) Earthquake predictions can only specify which fault will rupture, not the position along the fault.

Question 16

When the location of earthquakes on a fault moves consistently in one direction, they are called _______________ earthquakes.

Accepted Answer

The answer of When the location of earthquakes on a...

Question 17

Changes in groundwater level are an effective predictor of earthquakes.

Accepted Answer

A) True 
 B)False

Question 18

Earthquakes are too unpredictable for the time and location of previous earthquakes to help predict future earthquakes.

Accepted Answer

A) True 
 B)False

Question 19

In a city, the best strategy for avoiding injury in an earthquake that arrives suddenly is to ____.

Accepted Answer

A) make your way to open ground as fast as possible 
B) remain where you are during the shaking from P-waves, but attempt to leave the city before S-waves arrive 
C) seek cover in the basement of the building or home you are in 
D) remain where you are and lie next to a heavy and sturdy object 
E) seek cover in the attic or top floor of the building you are in 
A) make your way to open ground as fast as possible 
B) remain where you are during the shaking from P-waves, but attempt to leave the city before S-waves arrive 
C) seek cover in the basement of the building or home you are in 
D) remain where you are and lie next to a heavy and sturdy object 
E) seek cover in the attic or top floor of the building you are in

Question 20

One trend that is important in earthquake prediction shows that ____.

Accepted Answer

A) major earthquakes along a fault tend to occur in groups separated by an inactive interval 
B) some faults have migrating earthquakes that start at the center of the fault and proceed in both directions at regular intervals 
C) many earthquakes have reliable recurrence intervals which accurately predict the decade of the next major earthquake 
D) earthquakes often occur simultaneously at many locations along a fault 
E) radon gas emissions and groundwater level are trustable indications that an earthquake is imminent 
A) major earthquakes along a fault tend to occur in groups separated by an inactive interval 
B) some faults have migrating earthquakes that start at the center of the fault and proceed in both directions at regular intervals 
C) many earthquakes have reliable recurrence intervals which accurately predict the decade of the next major earthquake 
D) earthquakes often occur simultaneously at many locations along a fault 
E) radon gas emissions and groundwater level are trustable indications that an earthquake is imminent

In a metropolitan area, buildings of different heights are a danger to each other because ____.

Older buildings are more likely to survive an earthquake because they have been through earthquakes in the past.

In an earthquake, reinforced concrete ____.

The greatest hazard to someone in a wood-frame house during an earthquake is ____.

The Loma Prieta earthquake in 1989 occurred on which fault?

Seismologists use what they have learned about where and when earthquakes occur to construct _______________ maps.

An area of a fault that has had significantly fewer earthquakes than the areas around it is known as a(n) _______________. (two words)

Paleoseismology ____.

The recurrence interval ____.

Where is the Hayward Fault, and why is it dangerous?

Windows can seriously weaken a building's ability to withstand an earthquake.

In EEW systems, EEW stands for "_______________ warning."

In the last two hundred years, seismic activity in the San Francisco area has produced ____.

Which construction material would make a house safest in a moderate earthquake?

What is the most likely reason that government agencies might fail to act on an earthquake prediction?

When the location of earthquakes on a fault moves consistently in one direction, they are called _______________ earthquakes.

Changes in groundwater level are an effective predictor of earthquakes.

Earthquakes are too unpredictable for the time and location of previous earthquakes to help predict future earthquakes.

In a city, the best strategy for avoiding injury in an earthquake that arrives suddenly is to ____.

One trend that is important in earthquake prediction shows that ____.

Natural Hazards and Disasters

Plate Tectonics and Physical Hazards

Earthquakes and Their Causes

Tsunami

Volcanoes Tectonic Environments and Eruptions

Volcanoes Hazards and Mitigation

Landslides and Other Downslope Movements

Sinkholes Land Subsidence and Swelling Soils

Weather Thunderstorms and Tornadoes

Climate Change Processes and History

Climate Change Impacts and Mitigation

Streams and Flood Processes

Floods and Human Interactions

Waves Beaches and Coastal Erosion

Hurricanes and nor Easters

Wildfires

Asteroid and Comet Impacts

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Exam 4: Earthquake Predictions Forecasts and Mitigation

In a metropolitan area, buildings of different heights are a danger to each other because ____.

Older buildings are more likely to survive an earthquake because they have been through earthquakes in the past.

In an earthquake, reinforced concrete ____.

The greatest hazard to someone in a wood-frame house during an earthquake is ____.

The Loma Prieta earthquake in 1989 occurred on which fault?

Seismologists use what they have learned about where and when earthquakes occur to construct _______________ maps.

An area of a fault that has had significantly fewer earthquakes than the areas around it is known as a(n) _______________. (two words)

Paleoseismology ____.

The recurrence interval ____.

Where is the Hayward Fault, and why is it dangerous?

Windows can seriously weaken a building's ability to withstand an earthquake.

In EEW systems, EEW stands for "_______________ warning."

In the last two hundred years, seismic activity in the San Francisco area has produced ____.

Which construction material would make a house safest in a moderate earthquake?

What is the most likely reason that government agencies might fail to act on an earthquake prediction?

When the location of earthquakes on a fault moves consistently in one direction, they are called _______________ earthquakes.

Changes in groundwater level are an effective predictor of earthquakes.

Earthquakes are too unpredictable for the time and location of previous earthquakes to help predict future earthquakes.

In a city, the best strategy for avoiding injury in an earthquake that arrives suddenly is to ____.

One trend that is important in earthquake prediction shows that ____.

Natural Hazards and Disasters

Plate Tectonics and Physical Hazards

Earthquakes and Their Causes

Tsunami

Volcanoes Tectonic Environments and Eruptions

Volcanoes Hazards and Mitigation

Landslides and Other Downslope Movements

Sinkholes Land Subsidence and Swelling Soils

Weather Thunderstorms and Tornadoes

Climate Change Processes and History

Climate Change Impacts and Mitigation

Streams and Flood Processes

Floods and Human Interactions

Waves Beaches and Coastal Erosion

Hurricanes and nor Easters

Wildfires

Asteroid and Comet Impacts

Filters