Earthquake retest

Front

What causes earthquakes?

Back

Movement of the Earth's plates

Front

What is the place where an earthquake starts called?

Back

Epicenter

Front

What is the scale called that measures the strength of an earthquake?

Back

Richter scale

Front

What is a smaller earthquake that follows a larger one called?

Back

Aftershock

Front

What type of fault is the San Andreas in California?

Back

Transform

Front

What is the instrument used to measure earthquakes?

Back

Seismograph

Front

Which seismic wave is the first to reach a seismic station?

Back

P Wave

Front

How many seismic stations are required to determine the epicenter of an earthquake?

Back

3

Front

Where is the epicenter of this earthquake?

Back

San Francisco