Topic 5A Vocabulary
vibration of the Earth due to the rapid release of seismic energy
the point within the Earth that the earthquake begins
the location on Earth's surface that is directly above the focus of the earthquake.
waves of energy that are released when an earthquake ocurrs
the instrument that measures and records the arrival of seismic waves on a seismogram
AKA primary waves or push pull waves; they are the fastest waves and can move through solid and liquid.
AKA secondary waves; these are the slowest waves and can ONLY move through solids
is the are on the Earth after an earthquake that does not receive any seismic waves
AKA the Mohorovicic discontinuity; this is the boundary separating the crust from the mantle.
is a break in the Earth's crust where movement has occurred.
this is the location where two tectonic plates contact each other
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