Earthquakes

Front

What scale rates the total energy released by an earthquake?

Back

Moment Magnitude scale.

Front

What is the point on the Earth's surface right above the focus of an earthquake called?

Back

Epicenter.

Front

What term describes the strength of an earthquake?

Back

Magnitude.

Front

What feature can sometimes be found within a tectonic plate instead of at a plate boundary?

Back

Fault.

Front

What type of fault is caused by compression?

Back

Reverse fault.

Front

What is the term for the shaking of the Earth's surface caused by an earthquake?

Back

Seismic waves.

Front

What instrument is used to measure and record the motion of the ground during an earthquake?

Back

Seismograph.

Front

What is the difference between an earthquake's focus and its epicenter?

Back

The focus is the point inside the Earth where the earthquake originates, while the epicenter is the point directly above it on the surface.

Front

What are aftershocks?

Back

Smaller earthquakes that occur in the same area after a larger earthquake.

Front

What is a normal fault?

Back

A type of fault where the hanging wall moves down relative to the footwall, typically caused by tension.