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| Description: Locating an earthquake Focus – the place within Earth where earthquake waves originate Epicenter Point on the surface, directly above the focus Located using the difference in the arrival times between P and S wave recordings, which are related to distance Locating an earthquake Epicenter Three station recordings are needed to locate an epicenter Circle equal to the epicenter distance is drawn around each station Point where three circles intersect is the epicenter Picture Stats: Views: 292 Filesize: 2.54MB Height: 921 Width: 1135 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=39551 |