SHAKING THAT RESULTS FROM SUDDEN MOVEMENT ALONG A FAULT

AREA BENEATH THE EARTH'S SURFACE WHERE ROCK THAT IS UNDER STRESS BREAKS TRIGGERING AN EARTHQUAKE

POINT ON THE SURFACE DIRECTLY ABOVE THE FOCUS

SEISMIC WAVES THAT COMPRESS AND EXPAND THE GROUND

SEISMIC WAVES THAT VIBRATE SIDE TO SIDE / UP & DOWN

WHEN P & S WAVES REACH THE SURFACE

INSTRUMENT THAT RECORDS AND MEASURES SEISMIC WAVES

NUMBER BASED ON THE SIZE OF THE SEISMIC WAVE