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The top documents tagged [pangaea fossils]
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pangaea fossils
Review: Radiometric Dating If Uranium-239 isotope has a half-life of 80 000 years, how many years would it take for all but 1/8 of the uranium to decay?
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Fossils and Pangaea 11/3/15 GOALS: I CAN USE LOGIC AND THE EVIDENCE TO RECONSTRUCT THE POSITION OF LARGE ISLANDS AND CONTINENTS AS THEY APPEARED 220 MILLION.
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