Earthquake Vocabulary matchup

Match each term with the correct definition. EPICENTER the point on Earth's surface directly above the focus. EARTHQUAKE a sudden, violent shaking of the ground, typically causing great destruction, as a result of movement in Earth's crust CRUST the outermost, solid layer of Earth MAGNITUDE the size of an earthquake as measured by the energy released HAZARD a danger or a risk PLATE BOUNDARY where two tectonic plates meet TSUNAMI a long, high sea wave that can be caused by an earthquake FOCUS the place where an earthquake originates (begins) AFTERSHOCK a smaller earthquake that follows the main earthquake LANDSLIDE the collapse of a mass of earth from a mountain or cliff RING OF FIRE the zone of activity that surrounds the Pacific Ocean and the Pacific plate LIQUEFACTION takes place when loosely packed, water-logged sediments at or near the surface lose their strength due to strong ground shaking. FAULT a crack in Earth's crust RICHTER SCALE one of the scales used to measure the strength of an earthquake SEISMOGRAPH an instrument that measures the intensity of an earthquake; also known as a seismometer