Earthquake Notes 2013

Fault

 

Earthquake

Surface where rocks break

 

Shaking caused when rocks break at a fault

 

3 types of faults

Normal fault-happens at divergent boundary

Reverse fault-happens at convergent boundary

Strike-slip fault-happens at transform boundary

San Andreas Fault

Famous strike-slip fault in California-many earthquakes.

Seismic waves

 

Focus

Energy generated by an earthquake

 

exact point where earthquake energy is released

3 types seismic waves

Primary waves-fastest, can move thru liquids

Secondary waves-slowest, canŐt move thru liquids

Surface waves-cause the most damage