Plate Tectonics, Earthquakes, and Volcanoes

Front

What is a break in the Earth's crust?

Back

Fault

Front

Who is known as the 'Father of Continental Drift'?

Back

Alfred Wegner

Front

What are the two types of crust?

Back

continental and oceanic

Front

Scientists think that convection currents flow in Earth's...

Back

asthenosphere

Front

Earth's inner core is...

Back

a dense ball of solid iron and nickel.

Front

What is the theory that explains the movement of Earth's plates?

Back

Plate Tectonics

Front

What is a tectonic plate?

Back

A large, rigid slab of solid rock that makes up Earth's lithosphere.

Front

What is the process by which one tectonic plate moves under another?

Back

Subduction

Front

What is the Ring of Fire?

Back

A region in the Pacific Ocean where a large number of earthquakes and volcanic eruptions occur.

Front

What is an earthquake?

Back

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