Question 1

Describe two natural service functions of earthquakes.

Accepted Answer

Faulting can produce mineral d

Question 2

Tectonic creep occurs on faults that move without generating earthquakes.

Accepted Answer

A) True 
 B)False

Question 3

How would you determine the long-term slip rate along a particular fault?

Accepted Answer

Examine geologic deposits to i

Question 4

In an earthquake cycle,elastic strain which is stored up over time,is suddenly released during an earthquake and then slowly accumulates until the next earthquake.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following human activities is known to cause earthquakes?

Accepted Answer

A)  dam construction 
B)  draining of swampland 
C)  irrigation 
D)  farming 
E)  mining 
A)  dam construction 
B)  draining of swampland 
C)  irrigation 
D)  farming 
E)  mining

Question 6

Earthquake warning systems provide

Accepted Answer

A)  as little as 15 seconds to one minute advanced warning. 
B)  as little as 15 seconds to five minutes advanced warning. 
C)  as much as one day advanced warning of an impending earthquake. 
D)  an accurate forecast of seismic events. 
E)  a practical prediction tool for seismic events. 
A)  as little as 15 seconds to one minute advanced warning. 
B)  as little as 15 seconds to five minutes advanced warning. 
C)  as much as one day advanced warning of an impending earthquake. 
D)  an accurate forecast of seismic events. 
E)  a practical prediction tool for seismic events.

Question 7

Energy in the form of deformation strain energy is released during an earthquake by the process of

Accepted Answer

A)  eruption. 
B)  faulting. 
C)  subsidence. 
D)  plate tectonics. 
E)  continental drift. 
A)  eruption. 
B)  faulting. 
C)  subsidence. 
D)  plate tectonics. 
E)  continental drift.

Question 8

The magnitude of an earthquake is a measure of

Accepted Answer

A)  the amount of ground displacement. 
B)  the energy released. 
C)  the duration of the earthquake. 
D)  the ground displacement and the energy released. 
E)  the position of the earthquake. 
A)  the amount of ground displacement. 
B)  the energy released. 
C)  the duration of the earthquake. 
D)  the ground displacement and the energy released. 
E)  the position of the earthquake.

Question 9

The Richter scale

Accepted Answer

A)  is no longer used. 
B)  is a measure of earthquake intensity. 
C)  is linear. 
D)  was developed in Japan. 
E)  is a measure of earthquake damage. 
A)  is no longer used. 
B)  is a measure of earthquake intensity. 
C)  is linear. 
D)  was developed in Japan. 
E)  is a measure of earthquake damage.

Question 10

A study of liquid waste disposal deep underground in Colorado revealed that this human activity triggered earthquakes.Describe how the information gained from these observations could apply to a natural tectonic setting.

Accepted Answer

In Colorado,the liquid waste disposal in

Question 11

The 1964 Alaska M 9.2 earthquake was far larger than the 1989 Loma Prieta earthquake at M 6.9,yet the Loma Prieta earthquake was far more costly,even when adjusted for inflation.Why?

Accepted Answer

A)  That area of Alaska is all bedrock whereas San Francisco is all built on loose sediments. 
B)  The shaking lasted three times as long in San Francisco as it did in Alaska. 
C)  Most of the shaking motion in San Francisco was vertical while in Alaska, the motion was horizontal. 
D)  San Francisco is closer to sea level and large portions of the city dropped below sea level suddenly. 
E)  The population and infrastructure density in Alaska was much lower than in San Francisco. 
A)  That area of Alaska is all bedrock whereas San Francisco is all built on loose sediments. 
B)  The shaking lasted three times as long in San Francisco as it did in Alaska. 
C)  Most of the shaking motion in San Francisco was vertical while in Alaska, the motion was horizontal. 
D)  San Francisco is closer to sea level and large portions of the city dropped below sea level suddenly. 
E)  The population and infrastructure density in Alaska was much lower than in San Francisco.

Question 12

Shear waves can travel through solids and liquids,but not through gases.

Accepted Answer

A) True 
 B)False

Question 13

Shear waves move faster than surface waves.

Accepted Answer

A) True 
 B)False

Question 14

Describe evidence that would indicate sudden uplift along a rocky shoreline due to an earthquake.

Accepted Answer

Presence of wave-cut terraces

Question 15

A seismic gap is

Accepted Answer

A)  a region within a tectonic plate with no active faults. 
B)  a region on the boundary of a tectonic plate with no active faults. 
C)  a fault that does not produce offsets at Earth's surface. 
D)  a "missing" portion of a fault that has not yet been mapped. 
E)  a segment along an active fault that has not experienced seismic activity recently. 
A)  a region within a tectonic plate with no active faults. 
B)  a region on the boundary of a tectonic plate with no active faults. 
C)  a fault that does not produce offsets at Earth's surface. 
D)  a "missing" portion of a fault that has not yet been mapped. 
E)  a segment along an active fault that has not experienced seismic activity recently.

Question 16

In which major Canadian city are you most likely to experience a subduction-related earthquake?

Accepted Answer

A)  Vancouver 
B)  Montreal 
C)  Ottawa 
D)  Halifax 
E)  Toronto 
A)  Vancouver 
B)  Montreal 
C)  Ottawa 
D)  Halifax 
E)  Toronto

Question 17

A change in magnitude of one (1)on a standard seismograph,corresponds to ________ times more ground displacement and ________ times more energy released.

Accepted Answer

A)  two, two 
B)  five, five 
C)  10, 32 
D)  two, 10 
E)  100, 10 
A)  two, two 
B)  five, five 
C)  10, 32 
D)  two, 10 
E)  100, 10

Question 18

Most transform boundaries occur on continents.

Accepted Answer

A) True 
 B)False

Question 19

The process of locating the position of an earthquake using seismic records from three locations is called

Accepted Answer

A)  plate tectonics. 
B)  triangulation. 
C)  magnitude determination. 
D)  seismology. 
E)  echo location. 
A)  plate tectonics. 
B)  triangulation. 
C)  magnitude determination. 
D)  seismology. 
E)  echo location.

Question 20

What is the difference between earthquake focus and epicentre?

Accepted Answer

The earthquake focus is the point in the

Describe two natural service functions of earthquakes.

Tectonic creep occurs on faults that move without generating earthquakes.

How would you determine the long-term slip rate along a particular fault?

In an earthquake cycle,elastic strain which is stored up over time,is suddenly released during an earthquake and then slowly accumulates until the next earthquake.

Which of the following human activities is known to cause earthquakes?

Earthquake warning systems provide

Energy in the form of deformation strain energy is released during an earthquake by the process of

The magnitude of an earthquake is a measure of

The Richter scale

A study of liquid waste disposal deep underground in Colorado revealed that this human activity triggered earthquakes.Describe how the information gained from these observations could apply to a natural tectonic setting.

The 1964 Alaska M 9.2 earthquake was far larger than the 1989 Loma Prieta earthquake at M 6.9,yet the Loma Prieta earthquake was far more costly,even when adjusted for inflation.Why?

Shear waves can travel through solids and liquids,but not through gases.

Shear waves move faster than surface waves.

Describe evidence that would indicate sudden uplift along a rocky shoreline due to an earthquake.

A seismic gap is

In which major Canadian city are you most likely to experience a subduction-related earthquake?

A change in magnitude of one (1)on a standard seismograph,corresponds to times more ground displacement and times more energy released.

Most transform boundaries occur on continents.

The process of locating the position of an earthquake using seismic records from three locations is called

What is the difference between earthquake focus and epicentre?

Introduction to Natural Hazards

Internal Structure of Earth and Plate Tectonics

Tsunamis

Volcanoes and Volcanic Eruptions

Landslides

Snow Avalanches

Subsidence and Soil Expansion and Contraction

River Flooding

Atmosphere and Severe Weather

Hurricanes and Extratropical Cyclones

Waves, Currents, and Coastlines

Wildfires

Climate Change

Meteorite Impacts and Extinctions

Filters

Exam 3: Earthquakes

Describe two natural service functions of earthquakes.

Tectonic creep occurs on faults that move without generating earthquakes.

How would you determine the long-term slip rate along a particular fault?

In an earthquake cycle,elastic strain which is stored up over time,is suddenly released during an earthquake and then slowly accumulates until the next earthquake.

Which of the following human activities is known to cause earthquakes?

Earthquake warning systems provide

Energy in the form of deformation strain energy is released during an earthquake by the process of

The magnitude of an earthquake is a measure of

The Richter scale

A study of liquid waste disposal deep underground in Colorado revealed that this human activity triggered earthquakes.Describe how the information gained from these observations could apply to a natural tectonic setting.

The 1964 Alaska M 9.2 earthquake was far larger than the 1989 Loma Prieta earthquake at M 6.9,yet the Loma Prieta earthquake was far more costly,even when adjusted for inflation.Why?

Shear waves can travel through solids and liquids,but not through gases.

Shear waves move faster than surface waves.

Describe evidence that would indicate sudden uplift along a rocky shoreline due to an earthquake.

A seismic gap is

In which major Canadian city are you most likely to experience a subduction-related earthquake?

A change in magnitude of one (1)on a standard seismograph,corresponds to ________ times more ground displacement and ________ times more energy released.

Most transform boundaries occur on continents.

The process of locating the position of an earthquake using seismic records from three locations is called

What is the difference between earthquake focus and epicentre?

Introduction to Natural Hazards

Internal Structure of Earth and Plate Tectonics

Tsunamis

Volcanoes and Volcanic Eruptions

Landslides

Snow Avalanches

Subsidence and Soil Expansion and Contraction

River Flooding

Atmosphere and Severe Weather

Hurricanes and Extratropical Cyclones

Waves, Currents, and Coastlines

Wildfires

Climate Change

Meteorite Impacts and Extinctions

Filters

A change in magnitude of one (1)on a standard seismograph,corresponds to times more ground displacement and times more energy released.