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Chapter 6 Vocab

QuestionAnswer
P Wave the seismic wave that arrives first
Normal Fault a fault caused by tension
Magnitude a number geologists assign an earthquake based on its side
Tension a type of stress that stretches rock
Surface Wave the slowest type of seismic waves
Strike - Slip Fault a fault caused by shearing
Stress a force that changes a rocks shape or volume
Shearing a type of stress that pushes rock in opposite directions
Seismograph an instrument that measures seismic waves
Seismogram the record of an earthquakes seismic waves
S Wave the seismic waves that arrives second
Reverse Fault a fault caused by compression
Liquefaction the effect of violent shaking of the ground turning loose, soft soil into liquid mud
Friction the force that opposes the motion of one surface as it moves across another surface
Focus the center of an earthquake beneath Earth's surface
Epicenter the center of an earthquake on Earth's surface
Compression a type of stress that squeezes rock
Base - Isolated Building a building to minimize the amount of shaking of the building caused by earthquakes
Aftershock an earthquake that occurs after a large earthquake
Tsunami a giant wave usually caused by an earthquake beneath the ocean floor
Created by: makirae10
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