Plate Tectonics and Earth Layers

Front

What is the crust?

Back

The outermost layer of the Earth.

Front

What type of plate boundary is formed where two sections of Earth’s crust are colliding?

Back

Convergent boundary.

Front

What type of plate boundary forms where plates are moving away from each other?

Back

Divergent boundary.

Front

What is the name of the land mass where all of the continents were once together?

Back

Pangaea.

Front

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

Back

Continental Drift.

Front

What are tectonic plates?

Back

Large sections of the Earth's crust that move and interact with each other.

Front

What is the lithosphere?

Back

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

Front

What is the asthenosphere?

Back

The semi-fluid layer beneath the lithosphere that allows tectonic plates to move.

Front

What is a transform boundary?

Back

A type of plate boundary where two plates slide past each other.

Front

What geological feature is commonly formed at convergent boundaries?

Back

Mountains or deep ocean trenches.