The tiny Juan de Fuca plate is largely responsible for the volcanoes that dot the Pacific Northwest of the United States ... creates three types of tectonic boundaries: convergent, where plates ...

Most of these great quakes occur along the plate boundaries, not in the eastern and midwestern U.S. A few areas of the midwestern and eastern United States are more prone to earthquakes than others.

A 3.8 magnitude earthquake shook parts of New England on Monday morning, according to the United States Geological Survey.

To learn why, where, and how earthquakes happen, you need to familiarize your students with the interior of the Earth and a model called plate tectonics ... and the United States Geological ...