Picture and Information:
Title- thetech.org
Encyclopedia- The Tech Museum
20 November, 2011
http://www.thetech.org/exhibits_events/online/quakes/inside/crust.html
Encyclopedia- The Tech Museum
20 November, 2011
http://www.thetech.org/exhibits_events/online/quakes/inside/crust.html
Video:
Title of video- http://www.youtube.com/watch?v=oTFX8Gn9K-c