Plate Tectonics and Earthquakes Review

Front

Who is credited with developing the theory of continental drift?

Back

Alfred Wegener

Front

How fast do continents move each year?

Back

A few centimeters per year.

Front

What kind of damage can tsunamis cause?

Back

They can destroy roads, bridges, and buildings.

Front

What causes the movement of tectonic plates?

Back

Convection currents in the Asthenosphere.

Front

What is the study of the alignment of magnetic minerals in rock called?

Back

Paleomagnetism.

Front

What are tectonic plates?

Back

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

Front

What is the Earth's lithosphere?

Back

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

Front

What is an earthquake?

Back

A sudden shaking of the ground caused by the movement of tectonic plates.

Front

What is the focus of an earthquake?

Back

The point within the Earth where an earthquake originates.

Front

What is the epicenter of an earthquake?

Back

The point on the Earth's surface directly above the focus.