Plate Boundaries

Front

What is the asthenosphere?

Back

The plastic-like layer of the Earth where tectonic plates move around.

Front

What is Pangaea?

Back

A large, giant supercontinent land mass that existed millions of years ago.

Front

What happens at oceanic and continental plate boundaries?

Back

They create trenches or volcanoes.

Front

What is the lithosphere?

Back

The uppermost part of the mantle and the lower part of the crust.

Front

What type of plate boundary occurs when plates diverge?

Back

Divergent boundary.

Front

What is a convergent boundary?

Back

A boundary where two plates move towards each other, often creating mountains or causing subduction.

Front

What is a transform boundary?

Back

A boundary where two plates slide past each other, causing earthquakes.

Front

What is continental drift?

Back

The theory that continents have moved over geological time and were once joined together.

Front

What are tectonic plates?

Back

Large sections of the Earth's lithosphere that move and interact with each other.

Front

What is subduction?

Back

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