Source 1
Author: USGS
Title:Earthquakes
Web address:http://earthquake.gov/aboutus/mission.php
Copyright date:1950-2010
Date found: 10/13/10
Source 2
Auther:National Aeronautics and space adminstrationTittle:NASA
Web address:http://science.nasougov/
coyright date:
Date found:10/13/10
Source 3
Auther: Discovery Channel
Title: Dinosaurs
Web address: http://dsc.dicovery.com/dinosaurs/
Copyright date:
date found:10/21/10
Source 4
Author:Daniel Pendick
Author:Daniel Pendick
wad address:http://www.pbs.org/wnet/savageearth/tsunami/
copyright date:
date found:11/2/10
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