Description: The Events in the history of the Earth leave traces/clues that can be understood and used to describe the history of the planet.
Created by: William Wilson Added: 2005-09-01
Earth Science (Earth History and Geologic Time)
File: Be sure you have an application to open this file type before downloading. Click here for more information.
click here for more science related files about the topic above
For classroom use under a: Creative Commons License