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I discuss a variety of topics in both the natural and social sciences, exploring the many fascinating insights that the scientific method yields about the world around us.
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Thursday Sep 24, 2020
Thursday Sep 24, 2020
An introduction to the theory of plate tectonics, beginning with an overview of the internal structure of Earth, the differences between oceanic and continental crust, subduction and other forms of plate boundaries, the formation of volcanic arcs, the origin of the Earth's magnetic field, and the mechanisms underlying tectonic plate movement. The episode concludes with a summary of the varies lines of evidence in favour of continental drift, including seafloor spread, biogeography, and polar wandering. Recommended prelistening is Episode 74: Minerals and Rocks.
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