Plate Tectonics

Front

A plate boundary where two plates move away from each other is called

Back

Divergent Boundary

Front

The supercontinent that existed 200 million years ago is called

Back

Pangea

Front

What was Wegener's hypothesis about continental movement called?

Back

The Continental Drift

Front

What is the source of energy that drives plate movement?

Back

Convection currents in the asthenosphere

Front

A plate boundary where two plates move toward each other is called

Back

Convergent Boundary

Front

What type of boundary is characterized by plates sliding past each other?

Back

Transform Boundary

Front

What geological feature is formed at a divergent boundary?

Back

Mid-ocean ridges

Front

What is the process called when one tectonic plate is forced under another?

Back

Subduction

Front

What evidence supports the theory of continental drift?

Back

Fossil distribution, geological similarities, and climate evidence

Front

What layer of the Earth is involved in plate tectonics?

Back

The lithosphere and asthenosphere