A SURFACE ALONG WHICH ROCKS BREAK AND SLIDE PAST EACH OTHER * RESULTS IN AN EARTHQUAKE Photos courtesy of:
Once that happens the rock breaks (faults), movement occurs along the fault and energy is released (earthquake). Rocks under pressure will continue to bend and deform until their elastic limit is reached.
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Pressure Changes Excessive Sediment Layers-crack plates Plates undergo vertical movement above bumps in the mantle
Most earthquakes occur at plate boundaries. Transform boundaries experience the most quakes