Title |
Comment |
Keywords |
Earthquake Preparation
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18:57 - 20:22 (01:25) / 1.9 MB
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"earthquake preparation", "earthquake prediction", earthquake, "Gary Ernst", "earthquake resistant", "building code"
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Geologists Extract and Protect
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23:32 - 24:46 (01:14) / 1.3 MB
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"Gary Ernst", "resource extraction", "environmental protection", geologist
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Movement of Continents
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06:33 - 07:13 (00:40) / 0.4 MB
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"Gary Ernst", "Alfred Wegener", "continental drift", continent, "ocean basin", mountain, orogeny, crust
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Theory Rejected
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07:13 - 08:04 (00:51) / 0.5 MB
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"Gary Ernst", "Alfred Wegener", "continental drift", "centrifugal force", "Earth's rotation", tide, Moon, Sun, geophysicist
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Guyots
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11:06 - 12:06 (01:00) / 0.5 MB
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"Harry H. Hess", "Robert Dietz", "Gary Ernst", guyot, "wave erosion", island, subsidence, crust, "sea floor spreading", "mid-Atlantic ridge", upwelling, mantle, "mid-oceanic ridge", convection
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Sea Floor Spreading
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12:06 - 12:56 (00:50) / 0.4 MB
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"Gary Ernst", "continental drift", "sea floor spreading", "Alfred Wegener", "Harry H. Hess", continent, "ocean basin", "mid-oceanic ridge"
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Scientific Method In Action
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20:57 - 21:58 (01:01) / 0.5 MB
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"Gary Ernst", "plate tectonics", "scientific method", mountain, volcanism, "continental margin"
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There Are Skeptics To Every Theory
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22:40 - 23:42 (01:02) / 0.6 MB
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"Gary Ernst", "plate tectonics", theory, "Apollo Mission", Moon
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Push and Pull of Plates
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16:10 - 17:34 (01:24) / 0.7 MB
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"Gary Ernst", lithosphere, "plate tectonics", trench, "mid-oceanic ridge", modeling, asthenosphere, plate
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Early Crust
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03:48 - 05:05 (01:17) / 1.1 MB
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water, atmosphere, "oceanic crust", "convergent plate", "island arc", "sea floor spreading", "convective cell", "continental crust", supercontinent, accretion, plate, "upper mantle", "Gary Ernst"
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When Mountain Building Ends
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18:25 - 19:36 (01:11) / 0.9 MB
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mountain, orogeny, "convergent plate margin", subduction, craton, fault, volcanism, erosion, uplift, "Gary Ernst"
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Geology School Keywords
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