Plate Boundaries

Front

What are the names of the two continents that started drifting apart?

Back

Laurasia and Gondwanaland.

Front

Who proposed the Continental Drift Theory?

Back

Alfred Wegener.

Front

What type of crustal features form at a divergent boundary?

Back

A rift or a ridge.

Front

What is a divergent boundary?

Back

A boundary where two plates drift apart.

Front

Who proposed the Plate Tectonics Theory?

Back

Harry Hess.

Front

What is the theory that explains the movement of Earth's plates?

Back

Plate Tectonics Theory.

Front

What geological feature is commonly associated with convergent boundaries?

Back

Mountains or deep ocean trenches.

Front

What happens at transform boundaries?

Back

Two plates slide past each other.

Front

What is the result of two tectonic plates colliding?

Back

Earthquakes and mountain formation.

Front

What is the Earth's outer shell called?

Back

The lithosphere.