Plate Motion Ch. 3 TEST

Front

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

Back

Plate Tectonics

Front

What is the name of the supercontinent that existed millions of years ago?

Back

Pangaea

Front

Who proposed the theory of continental drift?

Back

Alfred Wegener

Front

What type of plate boundary occurs when two plates move apart?

Back

Divergent boundary

Front

What landform is typically found at divergent plate boundaries?

Back

Mid Ocean Ridge

Front

What is the term for the boundary where two plates slide past each other?

Back

Transform boundary

Front

What geological activity is most commonly associated with convergent boundaries?

Back

Earthquakes

Front

What is the name of the deep underwater valleys formed at convergent boundaries?

Back

Trenches

Front

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

Back

Subduction

Front

What is the main driving force behind plate tectonics?

Back

Convection currents in the mantle