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Earthquakes!

Earthquakes: Video Short

Earthquakes: On Location

Earthquakes: Full Show

Earthquakes: The Web Show

  • Video Short
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  • On Location
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  • Full Show
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  • The Web Show
Earthquakes ['ûrth-kwāk]
A shaking of the earth's surface.

Every 30 seconds, somewhere in the world the ground shakes. Earthquakes can be too tiny to be felt or they can be devastating.

Find out more about this topic by clicking on the buttons on this page. You can watch our broadcast show, Science Trek: The Web Show, and our video shorts in our player. Facts will tell you more about the topic. Links will expand your learning beyond our site. Glossary gives you a list of specialized words. Books offer reading suggestions. Games give you a chance to play. Top Ten are answers to ten of our favorite questions asked by students. Teachers provides materials for educators. Archive takes you to video files from past shows not on our current player. Contact us by clicking on the link in the masthead to email us questions or comments. Click for the current season’s schedule of programs, learn more about the scientists on this show and be sure to check out my blog.

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Joan as Earth, cracking open and shaking

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