U4L4 Formation of Earth Pop-Flashcard

Front

What are earthquakes an example of?

Back

Sudden changes

Front

What forms when two continental margins converge?

Back

High mountain ranges

Front

What did Wegener suggest about the boundaries of continents?

Back

They fit together

Front

Who proposed the theory of continental drift?

Back

Alfred Wegener

Front

What was the name of the single landmass proposed by Wegener?

Back

Pangea

Front

What is the Earth's outer layer called?

Back

The crust

Front

What is the process called when one tectonic plate moves under another?

Back

Subduction

Front

What are the large pieces of Earth's crust called?

Back

Tectonic plates

Front

What is the theory that explains how continents move?

Back

Continental drift

Front

What natural disaster can occur at tectonic plate boundaries?

Back

Earthquake