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chapter 8 & 10 vocab

TermDefinition
earthquake movements of the ground due to sudden release of energy
focus point in Earth’s interior where the earthquake occurred
seismic waves waves of energy released by an earthquake
epicenter point on Earth’s surface directly above the focus
elastic rebound sudden return of deformed rock back to undeformed shape
body waves seismic waves that move through the inside (body) of Earth ~ include primary (P) & secondary (S)
p waves push-pull body waves
s waves side-to-side body waves
surface waves seismic waves that move on Earth’s surface
seismograph all seismic waves are recorded on a seismograph
seismogram pen traces vibrations onto a moving drum of paper to create a seismogram
richter scale numerical scale (1 - ?) based on height of largest seismic wave (magnitude)
moment magnitude scale numerical scale (1 - ?) based on height of largest seismic wave (magnitude)
modified mercalli scale Roman numeral scale (I – XII) that measures the intensity (ground shaking) created by an earthquake
liquefacation
tsunami
seismic gap
crust
mantle
outer core
inner core
moho
ring of fire most volcanoes AND earthquakes are concentrated along the edge of the Pacific Ocean is where many different plates meet this area is called the Pacific Ring of Fire
hot spot
viscosity
vent
pyroclastic material
volcano crater
shield volcano
cinder cone
composite volcano
caldera
lahar
pluton
sill
laccolith
dike
batholith
Created by: 2005973