Topic 5 Test Retake

Front

What occurs at convergent boundaries?

Back

Two plates move toward each other.

Front

What type of plate movement is found between Saudi Arabia and Sudan?

Back

Divergent boundary.

Front

What crustal feature forms at a mid-ocean ridge?

Back

A mid-ocean ridge is formed by tectonic plates moving apart.

Front

What is a transform boundary?

Back

A transform boundary is where two plates slide past each other.

Front

What does the Plate Tectonic Theory suggest about tectonic plates?

Back

Tectonic plates drift slowly on the upper layer of the Earth’s mantle (asthenosphere).

Front

What is a divergent boundary?

Back

A divergent boundary is where two tectonic plates move away from each other.

Front

What geological feature is commonly associated with convergent boundaries?

Back

Mountains or volcanic arcs.

Front

What is the asthenosphere?

Back

The upper layer of the Earth’s mantle on which tectonic plates float.

Front

What happens at a subduction zone?

Back

One tectonic plate is forced under another.

Front

What is the main cause of plate tectonics?

Back

The movement of molten rock in the Earth's mantle.