Waiting for the Big One (OCR GCSE Geography B (Geography for Enquiring Minds)): Flashcards
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Practise the cards
10 cards from this deck
Which 2 plates meet at San Andreas Fault?
Which 2 plates meet at San Andreas Fault?
North American Plate & Pacific Plate
Characteristic of middle section of San Andreas Fault
Characteristic of middle section of San Andreas Fault
"Creeping" - gradual movement, frequent small earthquakes
Why is southern San Andreas section most concerning?
Why is southern San Andreas section most concerning?
No major earthquake for 150 years - pressure building
1906 San Francisco earthquake magnitude
1906 San Francisco earthquake magnitude
7.8 on Richter Scale
Date of Northridge earthquake
Date of Northridge earthquake
17 January 1994
Northridge earthquake magnitude
Northridge earthquake magnitude
6.7 on Richter Scale
Deaths in 1994 Northridge earthquake
Deaths in 1994 Northridge earthquake
33 people
Economic damage from Northridge earthquake
Economic damage from Northridge earthquake
$40 billion
When is 'The Big One' predicted to occur?
When is 'The Big One' predicted to occur?
Within next 30 years
Predicted magnitude of 'The Big One'
Predicted magnitude of 'The Big One'
7.8 on Richter Scale