Earth Quakes

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Earth Quakes
California Standards 3.a., b., c.
Alaskan Earth quake 1965
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Earth Quakes

• The recorded attempt to measure earthquakes was
  by the Chinese. The device shown here is the
  first seismograph or earthquake recording device.

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1906 San Francisco Earthquake
San Francisco City Hall
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San Francisco Earthquake, 1906
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Kobe Japan
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Earthquakes

• 1. Caused by forces within the Earth
• 2. Forces that cause sections of the Earth to
  move
• 3. Forces that bend, compress and stretch rocks
  like rubber bands
• 4. These forces are called Earthquakes

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Faults

• 1. Normal faults
• 2. Reverse faults
• 3. Strike-slip faults

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Normal Faults
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NORMAL FAULT
Tension Forces
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Reverse Faults
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Reverse Fault
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NORMAL FAULT
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Strike Slip Fault
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San Andres Fault
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San Francisco
Los Angeles
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The Ring of Fire
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Circulation of Molten Rock
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Circulation of Earths Interior Matter
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THE END. Whole lota shaken goen on!
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