Dynamic Crust - Unit 4
Please be patient as we transition from MyBigCampus - some of the video links may not be active at the moment, but will be up and running soon!
Richter and Mercalli scales
*correction at about 3:45-4:00: Pressure at sea level on the surface of Earth is one (1) atmosphere.
People that didn't believe in Wegener's theory of Continental Drift were called "Fixists" as they supported the idea that the continents were "fixed" in place, or remained stationary. Watch this entertaining video made by students that tells the story of the controversy and even has a guest appearance by Harry Hess - Wegener's protege that eventually brought Plate Tectonics into play many years later.