Unit 2 Plate Motion Test Review

Front

What type of plate boundary forms new crust?

Back

Divergent boundary.

Front

What is the boundary between the Pacific plate and the North American plate?

Back

It is a transform boundary with shallow earthquakes.

Front

Describe Earth's mantle.

Back

The soft, solid rock on which the plates move.

Front

Which plate boundary destroys crust?

Back

Convergent boundary.

Front

What happens at a convergent boundary?

Back

One plate goes underneath another plate, often forming a trench.

Front

What is a transform boundary?

Back

A boundary where two plates slide past each other.

Front

What geological feature is commonly formed at divergent boundaries?

Back

Mid-ocean ridges.

Front

What is the result of two tectonic plates colliding?

Back

It can create mountains or cause one plate to subduct beneath another.

Front

What is subduction?

Back

The process where one tectonic plate moves under another and sinks into the mantle.

Front

What is the lithosphere?

Back

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