EarthquakesEarthquakes

By: Sierra and AlexusBy: Sierra and Alexus

Stress

A force that acts on rock to change it’s shape of volume

Types of Stress

Tension

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hear

Shearing Compression

Faults

A fault is when a rock breaks

Most faults occur along plate boundary’s

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Normal Faults

When an rock is pulled apart

Is also an angle

Reverse Fault

When a rock is pushed together

Strike-Slip Fault

Move past each other sideways

Hanging Wall

The block of rock that lies above a fault

Foot Wall

Is the block of rock that lies below a fault

Syncline

A fold in a rock that bends downward to form a valley

Anticline

A fold that bends upward to form a arch

Plateau

Is a large area of flat land elevated high above sea level

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EnEn.wikipedia.org/wiki/.wikipedia.org/wiki/Cacegypt.orgCacegypt.orgNees.cornell.e…Nees.cornell.e…Fs.fed.usFs.fed.usGeopubs.wr.usgs.goGeopubs.wr.usgs.goIndiana.eduIndiana.eduCccrow.comCccrow.comTulane.eduTulane.eduZ.about.comZ.about.comUtpb.eduUtpb.eduManxgeology.comManxgeology.com