ASTR 1210 (O'Connell) Study Guide


12. The Earth


Earth Crescent


A. Earth as a Planet: Uniqueness


B. The Earth's Biosphere


Grand Canyon

Sedimentary Layers in the Walls of the Grand Canyon (Reiner Stenzel). Click for cross-sectional ages.

C. The Age of the Earth


Earth Cross-Section

Cross-section through the Earth (USGS)

D. Earth's Interior


Crustal Plates

E. "Plate Tectonics"


Atmos from Space

Earth's Atmosphere From Orbit

F. Atmosphere



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Last modified March 2014 by rwo

Drawing of seismic waves from ASTR 161 University of Tennessee. Text copyright © 1998-2014 Robert W. O'Connell. All rights reserved. These notes are intended for the private, noncommercial use of students enrolled in Astronomy 1210 at the University of Virginia.