FLASHCARD: Layers of Earth & Plate Boundaries

Front

What is the thinnest layer of the Earth?

Back

Crust

Front

What is an example of a divergent boundary?

Back

Great Rift Valley

Front

What type of boundary is present at a divergent continental-continental boundary?

Back

Divergent: Continental-Continental

Front

Where are most volcanic island arcs located?

Back

Near a deep-ocean trench.

Front

Which layer of the Earth contains convection currents?

Back

Mantle

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

What is the layer beneath the crust?

Back

Mantle

Front

What type of boundary occurs when two tectonic plates collide?

Back

Convergent boundary.

Front

What is the primary characteristic of a transform fault?

Back

Plates slide past each other horizontally.

Front

What geological feature is formed at a convergent oceanic-continental boundary?

Back

Subduction zone.