Plate Tectonics, Earthquakes and Volcanoes

Karan WittmanAndrus Elementary

Meridian, Idaho

Plate Tectonics

Major Plate Map

Global Distribution of Earthquakes

Plate Tectonics

Plate Tectonics

Ring of Fire Map

Convection Cells and Subduction Zones

Plate Tectonics

Plate Boundaries

Plate Tectonics

Plate Tectonics

Divergent Plate Boundary

Plate Tectonics

Subduction Zone Oceanic Plate Sliding Under Oceanic Plate

Oceanic Plate

Oceanic Plate

Plate Tectonics

Volcanoes Form Above the Subductioon Zones

Oceanic PlateOceanic Plate

Plate Tectonics

Subduction Zone Oceanic Plate Sliding Under Crustal Plate

Plate Tectonics

Transform Fault

Divergent Ridge

Plate Tectonics

Volcanoes Associated With Subduction Zones

Strike-Slip

Reverse Fault

Normal

Strike-slip Fault Example

1906 San Francisco Earthquake

Strike-slip Fault Example

Dixie Valley-Fairview Peaks, Nevada earthquakeDecember 16, 1954

Normal Fault Example

Normal Fault Example

Hebgen Lake Fault, Montana 1959

Normal Fault Example

Borah Peak Earthquake Scarp 1983

Reverse Fault Example

Reverse Fault Example

Reverse Fault Example

Seismic Waves

P Wave

S Wave

Northridge, CA 1994

Earthquake Effects - Ground Shaking

Loma Prieta, CA 1989

KGO-TV News ABC-7

Earthquake Effects - Ground Shaking

Kobe, Japan 1995

Earthquake Effects - Ground Shaking

Earthquake Effects - Ground Shaking

Building collapse in the City of Tungshih, China 1999

Landers, CA 1992

Earthquake Effects - Ground Shaking

Reverse Offset of 9.3 Meters Through Right Abutment of Shihkang Dam, China

9.3 meters

Relative Movement of Reverse Fault

Earthquake Effects - Ground Shaking

The San Andreas Fault

Pacific-North American Plate Boundary