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Earthquake waves

Earth Science terms about Earthquakes and Seismic Waves

TermDefinition
A vibration of the Earth produced by the rapid release of energy Earthquake
Position of 'rock rupture' at depth that causes earthquake Focus
Point on Earth's surface directly above where earthquakes start Epicenter
Elastic Rebound
The movement that follows a major earthquake Aftershock
Small earthquakes before major earthquakes Foreshock
measures amount of shaking at a particular location further from focus Intensity
Magnitude
Mercalli
Scale
Richter Scale
Vibrations caused by seismic waves Seismograph
data recorded by seismograph Seismogram
A disturbance that transmits energy Wave
Transverse Wave
Longitudinal Wave
The material waves move through Medium
upward displacement Crest
downward displacement Trough
Displacement from rest Amplitude
distance between consecutive wave Wavelength
primary body waves (earthquake) fastest, least damaging P waves
S waves
Surface Waves
Distance to epicenter Travel-time Graph
locating epicenter Triangulation
Created by: chammon
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