Plate Tectonics

Front

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

Back

Convergent boundary.

Front

Identify the landform that is formed at a mid-ocean ridge.

Back

A mid-ocean ridge is an underwater mountain range formed by plate tectonics.

Front

What is a plate boundary where two plates slip past each other moving in opposite directions?

Back

Transform boundary.

Front

What is Pangea?

Back

Pangea is the name of a supercontinent that existed millions of years ago.

Front

What is the geological theory that states that pieces of Earth's plates are in constant, slow motion?

Back

Plate tectonics.

Front

What is a divergent boundary?

Back

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

Front

What geological feature is formed at a convergent boundary?

Back

Mountains or deep ocean trenches.

Front

What is subduction?

Back

Subduction is the process where one tectonic plate moves under another plate.

Front

What is sea floor spreading?

Back

The process by which new oceanic crust is formed at mid-ocean ridges.

Front

What are tectonic plates?

Back

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