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Waves of energy that travel from the focus of an earthquake through the material of Earth's body; P waves and S waves are two types of body waves
A temporary state in which loose soil and rock materials take on the property of liquid, often as a result of severe ground shaking
Body waves that squeeze and stretch rock materials as they pass through Earth; also known as a compressional waves or primary waves
Body waves that cause particles of rock material to move at right angles to the direction in which the waves are traveling; also known as shear waves or secondary waves
An area along a seismically active fault where no earthquake activity has occurred over a long period of time
Earthquake waves that travel along Earth's surface; Love waves and Rayleigh waves are two types of a surface waves
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