Earth Science Review 116

Point on Earth's surface directly above the focus of a earthquake.

Measure of the energy released during an earthquake, which can be described using the Richter scale.

Crack in Earth's crust that occurs when stress is applied.

Place where two of Earth's tectonic plates are moving apart.

Hess's theory that new ocean crust is formed at mid-ocean ridges

Waves of energy that travel through the core of the Earth.

A shaking or trembling of a portion of the Earth caused by movement of rocks or volcanic shakes.

Place where two tectonic plates move past each other.

Point of the initial fault rupture where an earthquake originates that usually lies at least several kilometers beneath Earth's surface.

Solid particles deposited on Earth's surface that can form Sedimentary rocks by processes such as weathering, erosion, deposition, and lithification.

Occurs when sediments are laid down on the ground or sink to the bottom of a body of water;

rising and falling of molecules in a circular motion

A vent in the Earth's crust from which molten or hot rock and steam occur.

The process of adding cities; growth of cities.

The science of producing crops, and raising livestock.