'Mantle convection' diaporamas de présentation

1 st QUARTER TEST Prep

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Class lectures available

Class lectures available. http://geology.uprm.edu/cavosie.html. World Lithospheric Plates. Source: After W. Hamilton, U.S. Geological Survey. North American Plate. Caribbean Plate. Source: http://woodshole.er.usgs.gov/project-pages/caribbean/background.htmli.

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Lecture 3. Global models: Towards modeling plate tectonics

Lecture 3. Global models: Towards modeling plate tectonics. Global surface observables Major ingredients of plate tectonics Linking mantle convection and lithospheric deformations. Key questions. How weak are the plate boundaries? How weak is asthenosphere ?

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Continental Drift- The Theory

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Terrestrial Planetary Geology: Basic Processes & Earth

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Theory of Plate Tectonics

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Earth ~200 million years ago

Earth ~200 million years ago. The Geologic Time Scale. Based on. *Fossils *Correlation. Later. *Calibrated with radiometric dating. The Continental Drift Hypothesis. Proposed by Alfred Wegener in 1915. Supercontinent Pangaea started to break up about 200 million years ago.

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Geodynamics 4: Mixing

Geodynamics 4: Mixing. Louise Kellogg University of California, Davis. Outline:. Why care about mixing? Physics of mixing Mixing in the mantle. Global scale: mantle contains both well-mixed regions and heterogeneity. Fine-scale variations in the Galapagos. Fine scale heterogeneity.

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Open Questions in Geosciences

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Plate Tectonics II

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Lijun Liu Seismo Lab, Caltech Dec. 18, 2006

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CIG Overview

CIG Overview. NSF Workshop on Tectonic Modeling Breckenridge, Colorado June, 2005. Overview. Quick Overview of the Computational Infrastructure for Geodynamics (CIG) Why did we come up with CIG initiative? Want to move forward with more sophisticated methods faster

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Causes of Plate Motion

Causes of Plate Motion. Objectives. Explain the process of convection. Summarize how convection in the mantle is related to the movements of tectonic plates. Compare and contrast the processes of ridge push and slab pull. Vocabulary. Mantle Convection Current ridge push slab pull.

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Plate Tectonics What is it and what makes it work? Steven Earle, Geology Department Malaspina University-College

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RESOURCEs & Environment Ch. 3. internal energy of the earth

RESOURCEs & Environment Ch. 3. internal energy of the earth. Volcanic clouds in Iceland (April 14, 2010) http://inthepark.egloos.com/4727911. 3-1. plate tectonics. 3-1-1. Plate Tectonics?

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Plate Tectonics

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Earth Structure Swag

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