| Term 
 
        | What is one of the leading research centers for earthquakes? |  | Definition 
 
        | California institute of technology |  | 
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        | Term 
 
        | why couldn't data from local seismographs initially be used to locate the epicenter? |  | Definition 
 
        | the machines were overwhelmed by the power of the quake |  | 
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        | when do we know for sure that earthquakes will occur? |  | Definition 
 
        | immediately after big event/aftershock quakes |  | 
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        | Term 
 
        | what caused the dust storms in the mountains? |  | Definition 
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        | Term 
 
        | what are the 2 reactions that scientists have to earthquakes? |  | Definition 
 
        | fascination and devastation |  | 
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        | Term 
 
        | what kind of fault was responsible for the Northridge earthquake? |  | Definition 
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        | Term 
 
        | why didn't the Northridge earthquake rupture the ground surface? |  | Definition 
 
        | it was so deep it did not peak the surface of the epicenter, it stopped 5 mi below |  | 
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        | Term 
 
        | How far from downtown los angeles is the san Andreas fault? |  | Definition 
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        | Term 
 
        | what is the direct link between the san andreas fault and the faults beneath los angeles? |  | Definition 
 
        | the san andreas bends in southern cali causing thrust faulting. |  | 
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        | Term 
 
        | what causes thrust faulting? |  | Definition 
 
        | collision and compression of plates |  | 
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        | Term 
 
        | What is the relationship between mountains and earthquakes in Cali? |  | Definition 
 
        | ground forced up due to the collision/compression of faults |  | 
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        | Term 
 
        | How much higher were the nearby mountains after the northridge earthquake? |  | Definition 
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        | Term 
 
        | What was the significance of the 1983 Coalinga Earthquake? |  | Definition 
 
        | blind thrust faults caused major damage in cali |  | 
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        | Term 
 
        | why had the oil industry been mapping blind thrust faults beneath los angeles for decades? |  | Definition 
 
        | petroleum was trapped within the folds caused by faults |  | 
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        | Term 
 
        | what fault is the greatest danger to the city of LA? |  | Definition 
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        | Term 
 
        | what was the significance of the 1987 whittier narrows quake? |  | Definition 
 
        | showed that blind thrust faults are in LA as well |  | 
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        | Term 
 
        | how many active faults lie beneath the city of LA? |  | Definition 
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        | Term 
 
        | What was the first earthquake in this swarm? |  | Definition 
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        | Term 
 | Definition 
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        | Term 
 
        | how can earthquakes trigger other ones? |  | Definition 
 
        | stress transferring to near by faults |  | 
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        | Term 
 
        | where was stress transferred to after the north ridge quake? |  | Definition 
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        | Term 
 
        | How is LA similar to a # of other major cities? |  | Definition 
 
        | problems with the skyscrapers falling |  | 
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