This document outlines the development of the theory of contintental drift and how many lines of evidence collected over several decades by various researchers were brought together to explain how the seafloor spreads and the continents move about. Links to additional information are included.
Subject: Geoscience:Geology:Structural Geology Grade Level: High School (9-12), College Lower (13-14) Theme: Teach the Earth:Course Topics:Structural GeologyKeywords: Mid-oceanic ridge, Trench, Magnetic striping, Polar reversals, Earthquakes
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