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Posts tagged earth’s crust

July 10, 2009

 

Tsunami damage in Phuket, Thailand

What Causes Tidal Waves?

Tidal waves actually have nothing to do with tides, and nothing to do with ordinary ocean waves. Find out what causes them on this Moment of Science.

November 7, 2003

 

Chemical Oracle

Learn about the chemical oracle of ancient Greece. Who was Pythia and could she really channel the voice of Apollo? Find out on this Moment of Science.

September 27, 2003

 

The Earth’s Mantle

For some time now, scientists have understood that the earth’s crust is divided into plates that move about at the rate of a few inches a year. Over time, this movement will form mountain ranges and volcanoes. They have also known that the earth’s mantle, the layer between the earth’s crust and core, was the […]

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