Formation of the Earth
Earth's Atmosphere
Earth's Surface
Part of a meteorite that hit Arizona about 50,000 years ago.
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Moon Rock
Augustine Volcano

references and links
Foundational Concepts
Dating Methods
Earth Processes
Life Processes
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Cloud, Preston. 1988. Oasis in Space. New York: W. W. Norton Company. 508 pp.
Levin, Harold L. 1996. The Earth through Time, sixth edition. Philadelphia: Saunders College Publishing. 568 pp.
Wicander, Reed, and James S. Monroe. 2000. Historical Geology: Evolution of the Earth and Life through Time, third edition. Pacific Grove, California: Brooks/Cole. 580 pp.

Hadean Time
Early Continents

Eon Overview | Formation of the Earth | Earth’s Atmosphere
Earth’s Surface

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