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.] Covers seafloor spreading and the mechanism for continental drift.

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

This is a comprehensive website featuring how to build a model that illustrates sea-floor spreading and subduction. It has diagrams and pictures reviewing major geological concepts.

[Free Registration/Login may be required to access all resource tools.] Covers seafloor spreading and the mechanism for continental drift.

[Free Registration/Login Required] A site giving an animation of how the minerals on the seafloor could provide evidence for seafloor spreading. Also included is a short quiz.

[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.

[Free Registration/Login may be required to access all resource tools.] Seafloor features and how scientists map them.

[Free Registration/Login may be required to access all resource tools.] A brief overview of the methods scientists use to study the ocean seafloor and the features that can be found there. Discusses the magnetic polarity of the seafloor...

Discover Alfred Wegner's ideas relating to continental drift and seafloor spreading which are both evidence to the concept of plate tectonics.

[Free Registration/Login Required] A site where students can label the features of the ocean floor such as: mid-ocean ridge, rift, and more. Also on the site is a short quiz about the different topography of the ocean floor.

This site gives a good overview of magnetic reversals. Discusses continental drift, ocean floor magnetism, and sea-floor spreading.

Instructional module focusing on the development of plate tectonic theory. Discussion includes the evidence of Pangaea, and the processes of seafloor topography and seafloor spreading. Site also includes an interactive practice quiz and...

A simulation that demonstrates divergent plate boundaries and seafloor spreading. A focus is on evidence of the Earth's normal and reversed polarity over geologic time in the rock record.

Detailed information about oceanic trenches, their structure, and how they are formed. Discusses the twenty trenches that exist around the world. Includes several labeled illustrations.

This site is a very simple overview of plate tectonics. It includes a map of all the major plates and a diagram of the layers of the earth.

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

Instructional module focusing on plate tectonics. Discussion includes plates, plate boundaries, and driving forces. Site also includes an interactive practice quiz and links relating to the topic.

Working in pairs, students think like engineers and connect what they understand about the theory of plate tectonics to the design of structures for earthquake-resistance.

A brief Wikipedia encyclopedia article on continental drift. It tells what continental drift is, what causes it, and gives examples of evidence that continental drift has occurred.

In this interactive tutorial you will learn about the theory of continental drift and why it was ultimately rejected. Then learn about the theory of plate tectonics and the evidence to support it. Lastly discover the types of boundaries...

Discusses discoveries that laid the foundation for scientists' understanding of paleomagnetism, continental drift, and magnetic reversals.

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...