Continents Adrift: A Study of Scientif. Method (Use Gc1570)
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Records scientific methods used to establish as theory Alfred Wegener's hypothesis that at one time all the continents were one land mass. Surveys past theories of continental drift and depicts the Navy research team's involvement in the development of the new theory. Examines paleomagnetism, sea-floor spreading, magnetism in rock, and fluctuating magnetic poles.
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