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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Episode 27: Intermolecular Bonds and Phase Transitions
Episode 26: Human Organ Systems
Episode 25: Organs, Tissues and Systems
Episode 24: Vibrations and Waves
Episode 23: Chemical Reactions
Episode 22: Our Place in the Cosmos
Episode 21: Introduction to Evolution
Episode 20: The Reliability of Memory
Episode 18: Biochemistry Basics
Episode 19: Market Failure
Episode 17: Energy, Work and Momentum
Episode 16: Profits and Competition
Episode 15: Chemical Bonding
Episode 14: Principles of Quantum Mechanics
Episode 13: Newtonian Mechanics
Episode 12: The Price System
Episode 11: The Origin of the Universe
Episode 10: The Cell
Episode 9: Matter and Molecules
Episode 8: The Atom
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