There are more earthquakes along the western coast of the United States than along the eastern coast. Explain.

thank you

Where do earthquakes tend to occur, in terms of the tectonic plates of the earth?

http://www.seismo.unr.edu/ftp/pub/louie/class/100/plate-tectonics.html
http://www.msnbc.com/news/wld/graphics/quakes_dw.htm

I hope this helps. Thanks for asking.