Earthquake Test

Front

What is the Richter Scale?

Back

A logarithmic scale used to measure the magnitude of earthquakes.

Front

How much bigger is a magnitude 8 earthquake compared to a magnitude 6 earthquake?

Back

100 times bigger.

Front

What is the epicenter of an earthquake?

Back

The point on the Earth's surface directly above where the earthquake originates.

Front

What are the three types of seismic waves?

Back

P waves, S waves, and Surface waves.

Front

In what order do seismic waves arrive at a seismograph?

Back

P wave, S wave, Surface wave.

Front

What are P waves?

Back

Primary waves that are the fastest seismic waves and can travel through solids and liquids.

Front

What are S waves?

Back

Secondary waves that are slower than P waves and can only travel through solids.

Front

What are Surface waves?

Back

Seismic waves that travel along the Earth's surface and cause the most damage.

Front

What is the Mercalli Intensity Scale?

Back

A scale that measures the intensity of an earthquake based on its observed effects.

Front

What is the range of the Mercalli Intensity Scale?

Back

I to XII.