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Plate Tectonics: The Scientist Behind the Theory | PBS LearningMedia

Plate Tectonics: The Scientist Behind the Theory | PBS LearningMedia

This video segment adapted from A Science Odyssey profiles Alfred Wegener, the scientist who first proposed the theory of continental drift. Initially criticized, his theory was accepted after further evidence revealed the existence of tectonic plates and showed that these plates move. Some of the most influential theories began as seemingly ...

pbslearningmedia.org2009年1月1日

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