High School Earth Science/Nature of Earthquakes - Causes of Earthquakes. 1  Almost all earthquakes occur at plate boundaries. 2  The point where the rock ruptures is usually below the Earthâs surface. 3  Just above the focus on the land surface is the earthquake's epicenter (Figure 7.26).
University of North Carolina at Chapel Hill. The University of North Carolina at Chapel Hill, also known as UNC, or simply Carolina, is a public research university located in Chapel Hill, North Carolina, United States. It is one of the 17 campuses of the University of North Carolina system.
East Carolina University. East Carolina University is a public, doctoral/research university in Greenville, North Carolina, United States. Named East Carolina University by statute and commonly known as ECU or East Carolina, the university is the third-largest in North Carolina. The Association of Public and Land Grant Universities designates East Carolina as a Sea Grant university and an Innovation and Economic Prosperity campus.