Vocabulary science
Terms
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- surface wave
- a type of seismic wave that forms when p waves and s waves reach earths surface
- s wave
- a type of seismic wave that moves the ground up and down or side to side
- after shock
- an earthquake that occurs after a larger earthquake in the same area
- earthquake
- the shaking that results from the movement of rock beneath earths surface
- epicenter
- point on earths surface directly above an earthquakes focus
- p wave
- a type of seismic wave that compresses and expands that ground
- focus
- Point beneeath earths surface where rock breaks under stress and causes an earthquake
- seismograph
- drevice that records ground movements caused by seismic waves
- magnitude
- measurment of an earthquakes strength based on seismic waves and movements along faults
- tsunami
- a giant wave caused by an earthquake on the ocean floor