Exam 8: Earthquakes and Earths Interior

Describe surface waves and their most important two types.

Tsunamis are significant sources of danger formed by earthquakes.

The two types of body waves are ____________________ wave and ____________________ waves.

How is the seismic-moment magnitude scale different from the Richter Magnitude Scale?

How would an earthquake epicenter be located, using three seismograms, a map, and a geometric compass?

Explain why the portions of the San Andreas fault that are "locked" are or are not safer than the parts where the two plates slide more or less continually. What is the name of the theory that deals with this issue?

Benioff zones indicate the angle of plate descent along a convergent plate boundary.

When "the big one" hits Southern California, Los Angeles is likely to slip into the ocean.

Landslides and ground motion are significant sources of danger created by earthquakes.

The name of the location within the Earth where earthquakes originate is the ____________________.