Exam 5: Earthquakes and Earths Interior

Should scientists be encouraged to make short term earthquake predictions even though the current methods for such predictions are very unreliable?

Modern seismographs rely on_______ to record the ground motion from an earthquake.

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

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

Which of the following is not a way that seismic waves travel in the earth?

Seismic gaps are places where scientists think that _______.

Major earthquakes are often followed by somewhat smaller events known as_______ .

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.

Faults are "locked" because_______.

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

See the image below of a subduction zone. What is the most likely area where you will see major earthquakes?

A seismograph works because there is a _______.

On a typical seismogram,_______ will show the highest amplitudes.

Liquification, where normally solid material behaves more like a fluid during an earthquake, occurs because_______ .

Examine the words and/or phrases below and determine the relationship among the majority of words/phrases. Choose the option that does not fit the pattern.

_______is the weak layer.

Oceanic crust is _______than continental crust.

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

During the Alaskan earthquake of 1964, the buildings that survived the best were made of_______ .

A tsunami can occur _______.