Plate Boundaries

Front

What type of boundary produced the Andes Mountains?

Back

Convergent boundary.

Front

Earthquakes are caused by what type of boundary?

Back

Transform boundary.

Front

What do we call the idea that the Earth's plates are always moving?

Back

Plate tectonics.

Front

What causes the plates to move?

Back

Convection currents.

Front

What type of boundary exists when plates slide past each other?

Back

Transform boundary.

Front

What is a divergent boundary?

Back

A boundary where two tectonic plates move away from each other.

Front

What is a convergent boundary?

Back

A boundary where two tectonic plates collide or move towards each other.

Front

What is a transform boundary?

Back

A boundary where two tectonic plates slide past each other horizontally.

Front

What is the Earth's lithosphere?

Back

The rigid outer layer of the Earth, consisting of the crust and upper mantle.

Front

What is the asthenosphere?

Back

The semi-fluid layer of the mantle beneath the lithosphere that allows tectonic plates to move.