Journey to the Center of the Earth

PlanetScapes.com—Earth's Interior & Plate Tectonics
Scroll down on this site to find each of the layers of the earth described.

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University of North Dakota—Volcano World: The Earth's Layers
The "Earth's Layers" site allows you to go step by step through each layer of the earth. Great diagrams and charts for each level.

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U.S. Geological Survey—Inside the Earth

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CNN—Layers of the Earth
Drill down through the layers of the earth.

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California State University—Earth's Layers
Temperatures and metal content.

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UCSD—Visualizing the Earth: The Layers of the Earth
Description of each layer of the earth.

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U.S. Department of Energy—Discovery of Earth's Layers
How did they discover the Earth's layers?

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ThinkQuest—The Planet Earth: The Layers of the Earth
Seven layers of the earth described.

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U.S. Geological Survey—Earth Science Quiz
How much do you know about the layers of the earth, earthquakes, volcanoes and your weight on the moon? Try this quiz.

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