1. “ Drifting Continents” 2. Describe one piece of early evidence that led people to suggest that Earth’s continents may have once been joined. Discuss evidence of…

1. http://www.youtube.com/watch?v=TzzGPfVx32M 2. A. The Theory of Continental Drift 1. Alfred Wagener 2. All the continents were once joinedtogether in a single landmass…

Slide 1 1 CONTINENTAL DRIFT & PANGAEA In 1912, Alfred Wegener proposed the idea that the continents were once part of a huge land mass, called Pangaea (all lands), that…

Slide 1 Slide 2 Evidence for Continental Drift Pangaea ___________________ Evidence ___________________ Sea Floor Spreading ____________ Magnetic ________________ Slide 3…

Plate Tectonics Continental drift – Wegner’s idea that states continents have moved horizontally along Earth’s surface to their present positions The drawbacks to continental…

Pangaea and Continental Drift Pangaea and Continental Drift In 1915, Alfred Wegner, came up with the theory of âContinental Drift.â He believed that Earthâs crust drifted…

Pangaea and Continental Drift Pangaea and Continental Drift In 1915, Alfred Wegner, came up with the theory of âContinental Drift.â He believed that Earthâs crust drifted…

Plate Tectonics Plate Tectonics The Dynamic Interior of the Earth Review of Earthâs Interior: Name, in order going from the center of the Earth to where we live, the four…