Plate Tectonics

Front

What is the theory that suggests continents were once part of a single landmass?

Back

Continental Drift

Front

What is the term for lava that is still deep inside the Earth?

Back

Magma

Front

What does the theory of continental drift state about the continents?

Back

The continents were once joined in a super-continent and have moved over time.

Front

What are the large sections of the Earth's surface that fit together like puzzle pieces called?

Back

Tectonic plates

Front

What geological feature forms when two tectonic plates move away from each other?

Back

Rift valleys.

Front

What is the process called when tectonic plates collide?

Back

Convergent boundary.

Front

What type of boundary occurs when tectonic plates slide past each other?

Back

Transform boundary.

Front

What is the name of the super-continent that existed millions of years ago?

Back

Pangaea.

Front

What is the primary force that drives the movement of tectonic plates?

Back

Convection currents in the mantle.

Front

What is the term for the boundary where two tectonic plates meet?

Back

Plate boundary.