Exam 8: Earthquakes and Earths Interior

The earth's major layers formed because ________.

The 2011 earthquake and tsunami in Japan killed approximately 21,000 people while the 2010 earthquake in Haiti killed approximately 316,000 people because ________.

________ averages 35 to 40 km in thickness.

Would earthquakes of similar magnitudes in different regions of the Earth cause approximately the same levels of damage necessarily? In your explanation,consider both geologic and human-induced factors.

The best building material to use in an earthquake prone region is ________.

core asthenosphere mantle lithosphere

Short term earthquake prediction research has focused on ________.

The earliest seismographs were designed by the Chinese nearly 2000 years ago to measure ________.

In elastic rebound theory,what must occur to produce an earthquake?

In the 1906 San Francisco earthquake,much of the damage was due to fires because ________.

Earthquakes with a very deep focus are usually located along ________.

What is the major difference between the crust and the lithosphere?

During the 1906 San Francisco earthquake,the movement of the Pacific Plate was approximately ________.

One measurement that is widely used to determine how far the focus of an earthquake is from the seismograph where it is recorded is ________.

The next large earthquake on the San Andreas Fault zone in California is considered likely to be ________.

The Mercalli Scale is a scale from ________.

Why is the Moment magnitude scale favored over the Richter magnitude scale?

The deepest well that has ever been drilled on the earth is ________ deep,about 1/500th of the radius of the earth.

The position on Earth's surface directly above the earthquake source is called the ________.

________ have the highest velocities