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Andrew ch.6 vocab

Earthquakes

AnswerQuestion
plate a large section of the earth's crust and rigid upper mantle that moves around on the asthenosphere
falt surface
earthquake vibrations produced when rocks break along the fault
reverse fault break in rock caused by compressive forces
strick-slip-fault break in rock caused by shear forces
normal fault break in rock caused by temsion force
wave rhythmic movement that carries energy through matter and space
sesismic wave wave generated by an earthquake
focus in a earthquake, the point below earth surface where energy is released
primary wave seismic wave rhar moves rock particles back and forth in the same direction that it travles
secondary wave seismic wave that moves rock particles at right angles in the direction of the wave
epicenter the point on earth directly over where the earthqake started
seismograph instrument used to replace earthquake waves and record the time that each arrived
crust the highest point on a wave
magnitude messure of energy released in an earthquake
liquifacion happends when wet soil acts more like a liquid during an earthquake
tsunami a giant wave that is caused by an earthquake that started underwater
Created by: newb
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