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Rocks on both sides of an existing fault are deformed by tectonic forces, rocks bend and store elastic energy are both components of what?
Elastic _____ says that slippage at the weakest point (the _____) is an earthquake mechanism
adjustments that follow a major earthquake often generate smaller earthquakes that are called
What is the process called by which segments of faults store energy for periods of time to rupture in great earthquakes?
True or False? Seismographs work by recording the movement of the Earth in relation to a stationary mass of a rotating drum or magnetic tape.
What kind of waves have these characteristics? Complex motion, cause great damage, greatest amplitude, slowest velocity, waves that have the greatest periods, and are often referred to as L waves
What kind of body waves have a "shake" motion at right angles to their direction of travel.
Secondary waves change the _____ of rocks through which they travel. Rocks respond elastically to this.
a measure of the degree of earthquake shaking at a given locale based on the amount of damage
The modified Marcalli Intensity Scale was developed using California _______ as its standard
The _______ scale was based of the amplitude of the largest seismic wave recorded, accounts for the decrease in wave amplitude with increased distance.
Unconsolidated materials saturated with water turn into a mobile fluid is known as ___________ of the ground
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