Ch 1 Sec 1 Where are all the Volcanoes and Earthquakes

Front

Geologist

Back

A scientist who studies the Earth, its structure, and its processes.

Front

Lithosphere

Back

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

Front

Plate Tectonics

Back

A scientific theory that describes the large-scale motion of Earth's lithosphere.

Front

Mid-Ocean Ridge

Back

An underwater mountain range formed by plate tectonics.

Front

Volcano

Back

An opening in the Earth's surface through which molten rock, ash, and gases are ejected.

Front

Volcanic Hot Spot

Back

A location on the Earth's surface that has experienced active volcanism for a long period.

Front

Earthquake

Back

A sudden and violent shaking of the ground, often caused by movement within the Earth's crust or volcanic action.