Earthquakes 101: Intro to Seismic Disasters

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How many deaths were caused by the 1964 Alaskan earthquake?

200

500

100

115 (correct)

What was the estimated property damage from the 1964 Alaskan earthquake?

$400 million

$500 million

$540 million (correct)

$600 million

In what year did the Alaskan earthquake occur?

1964 (correct)

1962

1965

1963

How would you describe the impact of the 1964 Alaskan earthquake?

Terrifying Signup and view all the answers

Where did the earthquake occur?

Alaska Signup and view all the answers

What is the location of earthquakes?

Along faults Signup and view all the answers

What happens along old, existing faults due to stress?

Slipping occurs Signup and view all the answers

What is the result of displacement of one side relative to the other in rock?

Creation of a fault Signup and view all the answers

What is the cause of new faults or breaks in rock?

Stress Signup and view all the answers

What is the nature of faults in rock?

Planar breaks Signup and view all the answers

What type of movement occurs along faults when it happens gradually and relatively?

Gradual movement Signup and view all the answers

What term is associated with slow movement along faults?

Croon Signup and view all the answers

What happens when movement occurs along faults?

Tectonic plates move Signup and view all the answers

What type of fault movement is described as 'relatively called croon'?

Gradual and slow Signup and view all the answers

What is the result of gradual movement along faults?

Tectonic plate movement Signup and view all the answers

How much damage was caused by the 1989 Loma Prieta earthquake?

Over $1 billion Signup and view all the answers

What was the significant factor that contributed to fewer losses in the 1994 Northridge earthquake?

Early morning occurrence Signup and view all the answers

What is the estimated death toll from the 1995 Kobe, Japan earthquake?

Over 5200 deaths Signup and view all the answers

What is the purpose of this chapter?

To review the causes and effects of earthquakes and explore how their devastation can be minimized Signup and view all the answers

What do earthquakes, in general, represent?

A release of built-up stress in the lithosphere Signup and view all the answers