Relier Pairs Earthquake vocab Version en ligne Match the vocab par Melissa Byrd 1 surface waves 2 P waves (Primary waves) 3 Faults 4 S waves (secondary waves) 5 Epicenter 6 focus 7 seismic waves 8 earthquake 9 mechanical wave 10 seismology 11 compressional wave 12 Seismograph seismic waves that travel along the Earth's surface a wave in which matter moves back and forth in the direction the wave is moving A device that records ground movements caused by seismic waves as they move through Earth The study of earthquakes The point beneath Earth's surface where rock breaks under stress and causes an earthquake travel through solids only; cause rock to move in a side-to-side or up & down motion, slower waves A wave that requires a medium through which to travel Point on Earth's surface directly above an earthquake's focus Breaks in Earth's crust where rocks have slipped past each other. vibrations that travel through Earth carrying the energy released during an earthquake a sudden and violent shaking of the ground, sometimes causing great destruction, as a result of movements within the earth's crust or volcanic action. travel through liquids and solids, push and pull, faster, arrive first