Front

What is the thick section of the earth's crust below the continents?

Back

Continental Crust

Front

Is the atmosphere a large section of the earth's crust?

Back

False

Front

What is the thin section of the earth's crust that makes up the ocean floors?

Back

Oceanic Crust

Front

Are mountains the open space created after two plates move apart?

Back

False

Front

What is seafloor spreading?

Back

The process of forming new oceanic crust.

Front

What is the definition of Continental Drift?

Back

The theory that continents move over geological time.

Front

What are tectonic plates?

Back

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

Front

What is the lithosphere?

Back

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

Front

What is the difference between oceanic crust and continental crust?

Back

Oceanic crust is thinner and denser than continental crust.

Front

What is a fault?

Back

A fracture in the Earth's crust where blocks of land have moved.