Plate Tectonics

Front

What is Pangaea?

Back

The name of the super-continent that existed millions of years ago.

Front

What drives Earth's plate movement?

Back

Convection currents.

Front

What does the picture represent?

Back

Pangaea.

Front

What is the place where two plates come together called?

Back

Convergent boundary.

Front

What is a plate boundary where two plates move away from each other?

Back

Divergent boundary.

Front

What is a transform boundary?

Back

A plate boundary where two plates slide past each other.

Front

What is sea-floor spreading?

Back

The process by which new oceanic crust is formed at divergent boundaries.

Front

What are tectonic plates?

Back

Large pieces of Earth's lithosphere that move and interact.

Front

What is continental drift?

Back

The theory that continents have moved over geological time.

Front

What is a rift valley?

Back

A lowland region formed by the divergence of tectonic plates.