Warm-up/review: Plate Boundaries

Front

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

Back

Transform boundary.

Front

What is the term for the rigid outer layer of the Earth, including the crust and upper mantle?

Back

Lithosphere.

Front

What type of plate boundary occurs when two plates collide?

Back

Convergent boundary.

Front

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

Back

Subduction.

Front

What drives the movement of tectonic plates?

Back

Convection currents in the asthenosphere.

Front

What type of plate boundary is associated with the creation of new oceanic crust?

Back

Divergent boundary.

Front

What geological feature is commonly formed at convergent boundaries?

Back

Mountain ranges or deep ocean trenches.

Front

What is the asthenosphere?

Back

The semi-fluid layer of the upper mantle beneath the lithosphere that allows for plate movement.

Front

What is the difference between oceanic and continental crust?

Back

Oceanic crust is denser and thinner than continental crust.

Front

What type of boundary is characterized by plates moving away from each other?

Back

Divergent boundary.