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Earthquake-Volcano

TermDefinition
earthquake shaking that results from the movement of rock beneath Earth's surface
faults a break or crack in Earth's lithosphere along which the rocks move
syncline downward fold in the rock formed by compression in Earth's surface
tsunami giant wave caused by an earthquake on the ocean floor
extinct a volcano that is unlikely to erupt again
stress a force that acts on rock to change its shape
strike-slip fault type of fault where rock on either side move past each other sideways with little or no up and down movement
seismic wave vibration that travels through Earth carrying the energy released through an earthquake
shearing stress that pushes a mass of rock in opposite directions
Ring of Fire a major belt of volcanoes that rims the Pacific Ocean
seismograph a device that records movements caused by seismic waves as they move through Earth
hot spot area where magma from deep within the mantle melts through the crust above it
compression stress that squeezes rock until it folds or breaks
aftershock earthquake that occurs after a larger earthquake in the same area
active volcano that is erupting or has shown signs of erupting in the near future
tension stress that stretches rock so that it becomes thinner in the middle
anticline an upward fold in rock formed by compression of Earth's crust
dormant a volcano that does not show signs of erupting in the near future
normal fault type of fault where the hanging wall slides downward; caused by tension in the crust.
reverse fault type of fault where the hanging wall slides upward; caused by compression in the crust
Created by: cj_ritter