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Earthquakes (Where do earthquakes occur? (Mainly occur on the plate…
Earthquakes
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Seismic Waves
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Primary waves cause particles in the ground to move in a push-pull motion similar to a coiled spring
Secondary waves cause particles to move up and down at right angles relative to the direction the wave moves
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Mapping Earth's interior
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A seismometer measures and records ground motion and can be used to determine the distance seismic waves travel
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- Find the arrival time difference
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