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Continental Drift
Title: Continental Drift
Category: Science & Technology
Details: Words: 741 | Pages: 3.2 (approximately 235 words/page)
Continental Drift
Continental Drift
Continental drift is the theory that the positions of the earth's continents have changed a lot through geologic time. The German meteorologist Alfred Wegener proposed the first comprehensive theory of continental drift in 1912, on the basis of the way the continents fit together on the opposing Atlantic coasts and paleontology correlation on both sides of the Atlantic. He proposed the theory that about 200 million years ago there was one great big continent, or …showed first 75 words of 741 total…
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…showed last 75 words of 741 total…and subduction zones into a system of geodynamics. They demonstrated the global continuity of the subduction zones and showed that when the ocean floor spreads in one part of the globe, only one thing could possible happen. The expansion has to be accommodated by subduction in another part, or the earth would grow larger. The theory of plate tectonics has been debated, tested, and expanded and now forms a general idea for the geological sciences.
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