Slide 1 Earthquakes-Pt.2 Earthquake Processes (mechanisms/causes) Effects of earthquakes (damage) Earthquake risk and prediction Responses to earthquake hazards Slide 2 Earthquake…

Slide 1 ANNOUNCEMENTS First hour exam Wednesday 2/7; review session here, this evening, 2/5, 5.00 - 6.00, bring your questions Please pick up your homework on the table by…

Slide 1 Slide 2 Dead - More than 3,000 A report of U.S. Army relief operations recorded: 498 deaths in San Francisco 64 deaths in Santa Rosa 102 deaths in and near San Jose…

Slide 1 Earthquakes Slide 2 (1) What causes earthquakes? It’s plate movement Movement in the crust causes stress– energy that slowly changes the shape of rock Earthquake–…

Slide 1 Earth Science Earthquakes (Chapter 8) Slide 2 Earthquakes  General features Vibration of Earth produced by the rapid release of energy. Focus – the place within…

Slide 1 Chapter 11 Earthquakes Slide 2 What is an earthquake An earthquake is the vibration of Earth produced by the rapid release of energy Energy released radiates in all…

Slide 1 Faults and Earthquakes Slide 2 Some Important Earthquakes 1755 - Lisbon, Portugal Killed 70,000, Raised Waves in Lakes all over Europe First Scientifically Studied…

Slide 1 Slide 2 Strain Slide 3 Elastic Rebound Slide 4 Focus (point on surface directly above the focus) (point of rupture) Slide 5 Surface Slide 6 P Waves Fastest waves,…

Slide 1 Chapter 8 Earthquakes 1994- Northridge, CA San Francisco-1989 Slide 2 Slide 3 Section 8-1 Stress of plates moving causes rock to bend and stretch. Rocks reach their…