Question 1

Los Angeles County is at risk of an earthquake along the ____ Fault.

Accepted Answer

A) Hayward 
B) Calaveras 
C) Rodgers Creek 
D) San Jacinto 
E) Anaheim 
A) Hayward 
B) Calaveras 
C) Rodgers Creek 
D) San Jacinto 
E) Anaheim

Question 2

Modifying existing structures, or _______________, can reduce earthquake damage.

Accepted Answer

The answer of Modifying existing structures, or _______________, can reduce...

Question 3

The _______________ of a building's sway tells how many times per second it will sway back and forth.

Accepted Answer

The answer of The _______________ of a building's sway tells...

Question 4

The best-known successful prediction of an earthquake was in ____.

Accepted Answer

A) San Francisco (1989)​ 
B) Izmit, Turkey (1999) 
C) Los Angeles, California (1994) 
D) Haicheng, China (1976) 
E) Hokkaido, Japan (1998) 
A) San Francisco (1989)​ 
B) Izmit, Turkey (1999) 
C) Los Angeles, California (1994) 
D) Haicheng, China (1976) 
E) Hokkaido, Japan (1998)

Question 5

An important tool in identifying ancient earthquakes is the offset of _______________ layers.

Accepted Answer

sediment,

Question 6

The Cascadia Fault, located offshore of the U.S. West Coast, is the dominant earthquake fault in North America.

Accepted Answer

A) True 
 B)False

Question 7

What major city was affected by the 1989 Loma Prieta earthquake, how strong was it, and how much damage did it do to life and property?

Accepted Answer

The Loma Prieta earthquake struck San Fr

Question 8

Faults that generate earthquakes ____.

Accepted Answer

A) are separated by empty areas free of faults 
B) zig-zag across terrain, separating into fault segments at each bend 
C) are split into segments by cross faults 
D) are separated into segments by sedimentary layers 
E) are separated into segments by construction and highways 
A) are separated by empty areas free of faults 
B) zig-zag across terrain, separating into fault segments at each bend 
C) are split into segments by cross faults 
D) are separated into segments by sedimentary layers 
E) are separated into segments by construction and highways

Question 9

Wood frame houses are more likely to withstand earthquake damage than brick houses.

Accepted Answer

A) True 
 B)False

Question 10

The Pacific Northwest is at high risk for earthquakes from the _______________ subduction zone.

Accepted Answer

The answer of The Pacific Northwest is at high risk...

Question 11

In San Francisco, earthquake hazard is increased for bridges and highways because ____.

Accepted Answer

A) they use poured concrete without reinforcing bars 
B) their support columns are not sheathed in steel 
C) many are built on soft mud and clays 
D) the supports are anchored to bedrock 
E) the weight of vehicles increases the load on the structure 
A) they use poured concrete without reinforcing bars 
B) their support columns are not sheathed in steel 
C) many are built on soft mud and clays 
D) the supports are anchored to bedrock 
E) the weight of vehicles increases the load on the structure

Question 12

Migrating earthquakes are a danger along the ____ Fault.

Accepted Answer

A) San Andreas 
B) North Anatolian 
C) Cascadia 
D) Hayward 
E) San Jacinto 
A) San Andreas 
B) North Anatolian 
C) Cascadia 
D) Hayward 
E) San Jacinto

Question 13

Which of these states is at the LEAST risk for earthquake hazards?

Accepted Answer

A) California 
B) Washington 
C) Missouri 
D) South Carolina 
E) Minnesota 
A) California 
B) Washington 
C) Missouri 
D) South Carolina 
E) Minnesota

Question 14

​Describe the factors that would lead a geologist to conclude that a major earthquake is likely in a certain part of a fault.

Accepted Answer

A major earthquake is likely if a segmen

Question 15

In an earthquake, you are most likely to be injured from ____.

Accepted Answer

A) ground motion 
B) fissures opening in the ground 
C) aftereffects like fire, power outages, and lack of clean water 
D) objects falling on you 
E) epidemics 
A) ground motion 
B) fissures opening in the ground 
C) aftereffects like fire, power outages, and lack of clean water 
D) objects falling on you 
E) epidemics

Question 16

In 1999, a major earthquake on the North Anatolia fault in Turkey struck the city of Izmit. What is significant about this earthquake in terms of past and future events?

Accepted Answer

The North Anatolia fault experiences mig

Question 17

Modern earthquake forecasts can accurately predict the probability of an earthquake within several years, but do not predict magnitude.

Accepted Answer

A) True 
 B)False

Question 18

The faults around Los Angeles County at the present time ____.

Accepted Answer

A) are likely to rupture, since they have more energy stored in slippage than has been released in earthquakes 
B) are unlikely to rupture, since they have less energy stored in slippage than has been released in earthquakes 
C) regularly release stored energy in moderate earthquakes 
D) are in danger of catastrophe, since moderate earthquakes have not occurred for decades 
E) are not showing signs of slip and may be inactive in the near future 
A) are likely to rupture, since they have more energy stored in slippage than has been released in earthquakes 
B) are unlikely to rupture, since they have less energy stored in slippage than has been released in earthquakes 
C) regularly release stored energy in moderate earthquakes 
D) are in danger of catastrophe, since moderate earthquakes have not occurred for decades 
E) are not showing signs of slip and may be inactive in the near future

Question 19

The most significant information for predicting high earthquake probability is that a segment of the fault ____.

Accepted Answer

A) has had the most earthquakes in the recorded past 
B) has shown significant, steady movement 
C) was the location of the largest recorded earthquake on the fault 
D) resides close to a metropolitan area 
E) has had very few significant earthquakes in the recorded past 
A) has had the most earthquakes in the recorded past 
B) has shown significant, steady movement 
C) was the location of the largest recorded earthquake on the fault 
D) resides close to a metropolitan area 
E) has had very few significant earthquakes in the recorded past

Question 20

List several steps that can be taken to "retrofit" an older structure to withstand earthquakes.

Accepted Answer

A successful answer will include at leas

Los Angeles County is at risk of an earthquake along the ____ Fault.

Modifying existing structures, or _______________, can reduce earthquake damage.

The _______________ of a building's sway tells how many times per second it will sway back and forth.

The best-known successful prediction of an earthquake was in ____.

An important tool in identifying ancient earthquakes is the offset of _______________ layers.

The Cascadia Fault, located offshore of the U.S. West Coast, is the dominant earthquake fault in North America.

What major city was affected by the 1989 Loma Prieta earthquake, how strong was it, and how much damage did it do to life and property?

Faults that generate earthquakes ____.

Wood frame houses are more likely to withstand earthquake damage than brick houses.

The Pacific Northwest is at high risk for earthquakes from the _______________ subduction zone.

In San Francisco, earthquake hazard is increased for bridges and highways because ____.

Migrating earthquakes are a danger along the ____ Fault.

Which of these states is at the LEAST risk for earthquake hazards?

Describe the factors that would lead a geologist to conclude that a major earthquake is likely in a certain part of a fault.

In an earthquake, you are most likely to be injured from ____.

In 1999, a major earthquake on the North Anatolia fault in Turkey struck the city of Izmit. What is significant about this earthquake in terms of past and future events?

Modern earthquake forecasts can accurately predict the probability of an earthquake within several years, but do not predict magnitude.

The faults around Los Angeles County at the present time ____.

The most significant information for predicting high earthquake probability is that a segment of the fault ____.

List several steps that can be taken to "retrofit" an older structure to withstand earthquakes.

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

Exam 4: Earthquake Predictions Forecasts and Mitigation

Los Angeles County is at risk of an earthquake along the ____ Fault.

Modifying existing structures, or _______________, can reduce earthquake damage.

The _______________ of a building's sway tells how many times per second it will sway back and forth.

The best-known successful prediction of an earthquake was in ____.

An important tool in identifying ancient earthquakes is the offset of _______________ layers.

The Cascadia Fault, located offshore of the U.S. West Coast, is the dominant earthquake fault in North America.

What major city was affected by the 1989 Loma Prieta earthquake, how strong was it, and how much damage did it do to life and property?

Faults that generate earthquakes ____.

Wood frame houses are more likely to withstand earthquake damage than brick houses.

The Pacific Northwest is at high risk for earthquakes from the _______________ subduction zone.

In San Francisco, earthquake hazard is increased for bridges and highways because ____.

Migrating earthquakes are a danger along the ____ Fault.

Which of these states is at the LEAST risk for earthquake hazards?

​Describe the factors that would lead a geologist to conclude that a major earthquake is likely in a certain part of a fault.

In an earthquake, you are most likely to be injured from ____.

In 1999, a major earthquake on the North Anatolia fault in Turkey struck the city of Izmit. What is significant about this earthquake in terms of past and future events?

Modern earthquake forecasts can accurately predict the probability of an earthquake within several years, but do not predict magnitude.

The faults around Los Angeles County at the present time ____.

The most significant information for predicting high earthquake probability is that a segment of the fault ____.

List several steps that can be taken to "retrofit" an older structure to withstand earthquakes.

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

Describe the factors that would lead a geologist to conclude that a major earthquake is likely in a certain part of a fault.