Pangaea and Continental Drift

Front

Heat transfer within a fluid

Back

Convection currents.

Front

Idea of Pangaea

Back

Alfred Wegener.

Front

Evidence that the continents were once connected

Back

Fossils.

Front

Continents fit together

Back

Some continents fit together like puzzle pieces.

Front

Map showing the arrangement of continents during the time of Pangaea

Back

Illustration of Pangaea with continents labeled.

Front

Map showing possible past locations of Earth's continents

Back

Diagram of Earth's continents with key for mountains, rock layers, and glacier-scratched bedrock.

Front

Evidence supporting past landmass positions

Back

Matching rock layers can be found in Africa and South America.

Front

Landmasses connected by mountain ranges

Back

Greenland and Europe.

Front

Process of ocean floor sinking beneath a trench

Back

Subduction.

Front

Crust

Back

Thin layer of rock that is under oceans and continents.