Documents The Theory of Plate Tectonics Earth’s crust is made of many plates These plates move as a result.....

Slide 1 Slide 2 The Theory of Plate Tectonics Earth’s crust is made of many plates These plates move as a result of convection in the mantle Earth’s surface is constantly…

Documents The continents were once a single landmass surrounded by on large ocean.

Slide 1 The continents were once a single landmass surrounded by on large ocean. Slide 2 Theory of Continental Drift Rocks have different density, so a less dense rock will…

Documents Evidence for Movement of Continents. Biggest obstacles to acceptance You can not see the continent.....

Slide 1 Evidence for Movement of Continents Slide 2 Biggest obstacles to acceptance You can not see the continent move You can not feel the motion of the continent Yet a…