Set 6C & 6D (Earth Science)

Focus

Epicenter

Using the Richter Scale.

Mercalli Scale.

The focus is the point within the Earth where the earthquake originates, while the epicenter is the point on the Earth's surface directly above the focus.

The magnitude or strength of an earthquake.

The intensity of an earthquake based on its observed effects and damage.

The frequency and intensity of earthquakes in a given area.

A massive slab of solid rock that makes up the Earth's lithosphere and moves over the semi-fluid asthenosphere.

Earthquakes often occur along tectonic plate boundaries where plates interact, causing stress to build up and eventually release.