Earthquakes [electronic resource] : A Teacher's Package for K-6.

Like rain, an earthquake is a natural occurrence which may be mild or catastrophic. Although an earthquake may last only a few seconds, the processes that cause it have operated within the earth for millions of years. Until recently, the cause of earthquakes was a mystery and the subject of fanciful...

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Bibliographic Details
Online Access: Full Text (via ERIC)
Corporate Author: National Science Teachers Association
Format: Electronic eBook
Language:English
Published: [S.l.] : Distributed by ERIC Clearinghouse, 1988.
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Call Number: ED304306
ED304306 Available