A comprehensive site on plate tectonics and the Earth. Read how the oceanic and continental crusts, as well as the heat and the pressure within the Earth affect plate tectonics.

A suite of lessons focusing on finding the fossil evidence for lithospheric plate tectonics. Inquiry-based exploration of plate tectonics evidence includes fossil distribution, earthquakes, and volcanoes.

How magnetic reversals on the seafloor provide evidence for seafloor spreading. [Free Registration/Login may be required to access all resource tools.]

[Free Registration/Login may be required to access all resource tools.] How magnetic reversals on the seafloor provide evidence for seafloor spreading.

How magnetic polarity provided more evidence for moving continents.[Free Registration/Login may be required to access all resource tools.]

A webpage explaining the main features of plate tectonics. Understand what evidence exists for plate tectonics and the theory of Pangea. Also learn about the different types of boundaries. The end of the webpage includes more links that...

The U.S. Geological Survey provides descriptions and illustrations for the plate boundaries of the Earth's surface.

[Free Registration/Login may be required to access all resource tools.] Describes features of the seafloor and how they are mapped by echo sounding. It touches upon the continental margin as well.

College-level research information describes how the movement of Earth's interior causes seismic wave activity.

Satellite photography and brief outline information describe the Andes mountains and provide links to specific features within the landscape - Atacama desert, or evidence of volcanic activity for example.

The Understanding Evolution site provides evidence for evolution in biogeography utilizing relative dating, geography, and plate tectonics.