Bibliography
"Crust (geology)." Wikipedia. Wikimedia Foundation, 16 May 2013. Web. 22 May 2013. <http://en.wikipedia.org/wiki/Crust_(geology)>.
"Is Continental Crust Older and Thinner than Oceanic Crust? I Need the Answer Badly?" Yahoo! Answers. Yahoo!, n.d. Web. 21 May 2013. <http://answers.yahoo.com/question/index? qid=20091221135220AAu8ajF>.
Gardiner, Lisa. "The Earth's Crust, Lithosphere and Asthenosphere." Windows to the Universe. N.p., 21 May 2008. Web. 20 Mar. 2013. <http://www.windows2universe.org/earth/interior/earths_crust.html>.
"Plate Tectonics." National Geographic. N.p., n.d. Web. 22 May 2013. <http://science.nationalgeographic.com/science/earth/the-dynamic-earth/plate-tectonics-article/>.
"Plate Tectonics." Wikipedia. Wikimedia Foundation, 19 May 2013. Web. 22 May 2013. <http://en.wikipedia.org/wiki/Plate_tectonics>.
"The Crust." Oregonstate. N.p., n.d. Web. 20 Mar. 2013. <http://volcano.oregonstate.edu/vwdocs/vwlessons/lessons/Earths_layers/Earths_layers4.html>.
"The Earth's Crust." Kids Geo. N.p., 2013. Web. 20 Mar. 2013. <http://www.kidsgeo.com/geology-for- kids/0038-the-earths-crust.php>.
"Understanding Plate Motions [This Dynamic Earth, USGS]." Understanding Plate Motions [This Dynamic Earth, USGS]. N.p., n.d. Web. 22 May 2013. <http://pubs.usgs.gov/gip/dynamic/understanding.html>.
"Is Continental Crust Older and Thinner than Oceanic Crust? I Need the Answer Badly?" Yahoo! Answers. Yahoo!, n.d. Web. 21 May 2013. <http://answers.yahoo.com/question/index? qid=20091221135220AAu8ajF>.
Gardiner, Lisa. "The Earth's Crust, Lithosphere and Asthenosphere." Windows to the Universe. N.p., 21 May 2008. Web. 20 Mar. 2013. <http://www.windows2universe.org/earth/interior/earths_crust.html>.
"Plate Tectonics." National Geographic. N.p., n.d. Web. 22 May 2013. <http://science.nationalgeographic.com/science/earth/the-dynamic-earth/plate-tectonics-article/>.
"Plate Tectonics." Wikipedia. Wikimedia Foundation, 19 May 2013. Web. 22 May 2013. <http://en.wikipedia.org/wiki/Plate_tectonics>.
"The Crust." Oregonstate. N.p., n.d. Web. 20 Mar. 2013. <http://volcano.oregonstate.edu/vwdocs/vwlessons/lessons/Earths_layers/Earths_layers4.html>.
"The Earth's Crust." Kids Geo. N.p., 2013. Web. 20 Mar. 2013. <http://www.kidsgeo.com/geology-for- kids/0038-the-earths-crust.php>.
"Understanding Plate Motions [This Dynamic Earth, USGS]." Understanding Plate Motions [This Dynamic Earth, USGS]. N.p., n.d. Web. 22 May 2013. <http://pubs.usgs.gov/gip/dynamic/understanding.html>.