Earthquakes

Front

What scale is used to measure Earthquakes?

Back

Richter Scale

Front

The magnitude of an earthquake is measured by an instrument called?

Back

a seismograph

Front

What is the difference between the epicenter and the focus?

Back

The epicenter is located on Earth's surface and the focus is on the fault line.

Front

How do scientists find out the intensity and duration of Earthquakes?

Back

Seismographs

Front

The strongest earthquake will be a category _____.

Back

10

Front

What is an earthquake?

Back

A sudden shaking of the ground caused by the movement of tectonic plates.

Front

What are tectonic plates?

Back

Large sections of the Earth's crust that move and interact with each other.

Front

What is the focus of an earthquake?

Back

The point within the Earth where an earthquake originates.

Front

What is the epicenter of an earthquake?

Back

The point on the Earth's surface directly above the focus.

Front

What is a seismogram?

Back

A record produced by a seismograph that shows the intensity and duration of seismic waves.