Ch 3-1u
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Fault
A break in the earth's crust
Seismologist
A scientist who studies earthquakes
Seismometer
Instrument used to measure horizontal or vertical motion during an earthquake.
Epicenter
Point on Earth's surface directly above an earthquake's focus
Focus
The point beneath Earth's surface where rock breaks under stress and causes an earthquake
Earthquake
The shaking that results from the movement of rock beneath Earth's surface.
