Earth's Moving Surface

The continents were just joined toegther as a single mass. Alfred Wegner had this theory.

• Convergent Plate

• Pangea

• Theory of Continental Drift

Where plates pull away from one another

• Pangea

• Divergent Plate Boundaries

• Theory of Plate Tectonics

Replaced the theory of Continental Drift.

• Convergent Plate Boundaries

• Theory of Plate Tectonics

• Feature Along Divergent Plate Boundaries

Where plates push toward each other.

• Convergent Plate Boundary.

• Pangea

• Divergent Plate Boundary

Mid Ocean Ridges

• Pangea

• Feature Along Divergent Plate Boundary

• Theory of Continental Drift.

Name of the Ancient supercontinent

• Pangea

• Divergent Boundary

• Theory of Plate Tectonics