His original definition held only for California earthquakes occurring . the physical effects of an earthquake: seismic . The existence of deep-focus earthquakes was .
The point where the earthquake originates is the seismic focus, and directly above it on Earth's surface is the earthquake's epicenter. Three kinds of waves accompany .
seismic - subject to or caused by an earthquake or earth vibration. seismal . seismic focus
In its most general sense, the word earthquake is used to describe any seismic event
Seismic waves emanate from this point of rupture, or focus, and are propagated up to the Earth . located vertically above the focus, is the point where the earthquake's .
. most
focus earthquake definition seismic
appropriate for deep-focus earthquakes. . reflecting each contributing seismic network's definition . example, parameters for an earthquake located by a global seismic .
The epicenter is directly above the earthquake's focus . . During an earthquake seismic waves propagate spherically out from the hypocenter.
earthquake definition: A sudden movement of the Earth's lithosphere (its crust focus earthquake definition seismic and . The point where the earthquake originates is the seismic focus, and directly above .
In geological terms, it is the point below the Earth's surface where seismic waves originate during an earthquake.
Earthquake - Definition . to identify a point from which the earthquake's seismic waves . Deep focus earthquakes are possibly generated as subducted .
Facts about focus: earthquakes, as . as discussed in earthquake (geology): Principal types of seismic waves: 
Facts about focus . on any word to see a definition .
Topic Home; Discussion; Timeline; Definition . its most general sense, the word earthquake is used to describe any seismic .
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