Earthquakes

Front

What is the epicenter of an earthquake?

Back

The point on the surface directly above the focus

Front

Waves move out through the ground from the ..........

Back

focus

Front

This famous fault located in the western United States creates significant earthquake activity for California.

Back

San Andreas

Front

Famous transform fault in western United States causing significant earthquake activity in California.

Back

San Andreas

Front

The Richter scale measures:

Back

the strength of an earthquake

Front

The Modified Mercalli scale rates the amount of damage from an earthquake.

Back

True

Front

What do S (secondary) waves do during an earthquake?

Back

Shake the ground

Front

An earthquake scored high on the Richter scale but low on the Mercalli scale. Why?

Back

it probably happened in an area with no people

Front

An instrument that detects and measures earthquakes is a

Back

seismograph