Plate Tectonics Review

Front

What type of boundary is characterized by the formation of really big mountains?

Back

Convergent boundary.

Front

What is the term for the process that describes the movement of the ocean floor?

Back

Seafloor spreading.

Front

What geological feature is formed at a subduction zone?

Back

Trench.

Front

What was the name of Wegener's proposed supercontinent?

Back

Pangea.

Front

What is the theory that suggests continents were once joined and then broke apart?

Back

Continental drift.

Front

What are the three main types of plate boundaries?

Back

Convergent, divergent, and transform boundaries.

Front

What occurs at divergent boundaries?

Back

Plates move apart, leading to the formation of new oceanic crust.

Front

What is a transform boundary?

Back

A boundary where two plates slide past each other.

Front

What is the significance of the Ring of Fire?

Back

It is an area with a high level of tectonic activity, including earthquakes and volcanoes.

Front

What is subduction?

Back

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