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chapter 8&10 vocab

TermDefinition
earthquake movements of the ground due to sudden release of enegry
focus point in earths interior where the earthquake occured
seismic waves waves of energy released by an earthquake
epicenter point on earths surface diriectly on foucs
elastic rebound sudden return of deformed rock back to under formed shape
body waves seismic waves that move on earths surface
P waves push pull body waves
S waves side to side body waves
surface waves seismic waves that move on earths surface
seismograph all seismic waves are recorded on a seismograph.
seismogram the waves that a drum of a paper creates.
Richter Scale numberical scale based on height or largest seismic wave
Moment Magnitude Scale more accutate as it measures the amount of enegry realease.
Modified Mercalli Scale roman numeral scale that measures the intensity created by a earthquake.
liquefaction where soil and rock are saturated in water.
tsunami a wave formed when the ocean floor shifts suddenly during s earthquake.
seismic gap an area along a fault where there has not been any earthquakes actuivity for a long period of time.
crust a thin, rocky outer layer of earth is divided into oceanic and contintal crust.
mantle a solid, rock shell that extends to a depth of 2890 kilometers.
outer core a liquid layer 2260 kilometer thick
inner core
Moho
Ring of Fire
hot spot volcanic areas far from plate boundaries
viscosity
vent
Pyroclastic material
volcano
crater
shield volcano
cinder cone
caldera
lahar
pluton
sill
laccolitch
dike
batholith
Created by: 2011159
Popular Earth Science sets

 

 



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