The Pangaea super-continent broke up into tectonic plates and these moved into their approximate current locations over the space of a centuries. How do we know? By studying paleomagnetism.
The Speed of Plate Tectonics
September 13th
The Pangaea super-continent broke up into tectonic plates and these moved into their current locations over the space of a century or so. How do we know? By studying paleomagnetism.