Earthquake Vocab

Front

What is the Focus of an Earthquake?

Back

The point below the surface where rock begins to break and the first motion occurs.

Front

What does the Richter Scale measure?

Back

the strength of an earthquake

Front

The epicenter of an earthquake is:

Back

The point on the surface directly above the focus

Front

What does the Mercalli Scale Measure?

Back

The amount of destruction caused by an Earthquake.

Front

An instrument that detects and measures earthquakes is a 

Back

Seismograph

Front

The motion caused by earthquakes travels outward from the focus in the form of ________ ________ and comes in two varieties; Surface & Body.

Back

Seismic waves

Front

The category of seismic wave that travels through the interior of the Earth and includes both P & S Waves, is a:

Back

Body Wave

Front

A category of seismic waves that travels across the crust of the Earth, and not the interior.

Back

Surface Wave

Front

A type of seismic wave that moves in a rolling motion over the surface of the Earth.

Back

Raleigh Wave

Front

A type of seismic wave that moves over the surface of the Earth in a sawing (back & forth) motion, and causes a great deal of damage.

Back

Love Wave