'Ridge push' diaporamas de présentation

Geol 351 - Geomath

Geol 351 - Geomath. Recap some ideas associated with isostacy and curve fitting. tom.h.wilson tom. wilson@mail.wvu.edu. Department of Geology and Geography West Virginia University Morgantown, WV. Explanations for lowered gravity over mountain belts.

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BELLWORK

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Earth Science

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Plate Tectonics

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Plate Tectonics WS

Plate Tectonics WS. Eric Angat. 1. Who is Alfred Wegener?. Alfred Wegener proposed the Continental drift theory . He stated that continents were moving but could he not explain what makes them move. No one believed him. Lauresia. Pangaea. Gondwanaland.

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Evidence for Continental Drift

Evidence for Continental Drift. Jigsaw Puzzle fit of continents. Alfred Wegener during Greenland expedition. More evidence. Matching fossils on continents now located thousands of miles apart. Example = Mesosaurus, a freshwater reptile Many others. Matching mountain ranges. More evidence.

2.93k views • 26 slides

Drifting Continents

Drifting Continents. Continental Drift Earth was once a super continent called Pangaea (over 200 mya) Proposed by Alfred Wegener. Evidence. 1. Rock Formation Africa & South America 2. Fossils Glossopteris found in cold climates 3. Ancient Climates Coal deposits in Antarctica.

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Video: Planet Earth, The Living Machine

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Formation of the Earth

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Causes of Plate Movement

Causes of Plate Movement. How do we know that plates move?. We know that the plates are moving because of earthquakes and volcanoes. . To understand plate movement you must remember the structure inside the Earth . Notice that the mantle is broken into the upper and lower mantle.

2.19k views • 8 slides