Section 2: Studying Earthquakes Recording Earthquakes Seismology- The study of earthquakes and seismic waves Seismograph- An instrument that records vibrations in the ground Consists of three different devices that sense and record motion Vertical Motion of the ground Horizontal Motion- East and West Horizontal Motion- North and South Records motion by tracing wave shaped lines on paper Or translates it into electronic signals. Seismogram- The tracing of earthquake motion by a seismograph
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Who‚ or what‚ was responsible for the failure of the Third crusade? The third crusade was launched in 1189 due to the catastrophic defeat of Crusader forces at the Battle of the Hattin‚ in 1187‚ and the subsequent loss of Jerusalem. The news of this significant setback was‚ according to the chronicler Ernoul‚ so great that‚ Pope Urban died of grief when he heard the news. As a result‚ the newly elected Pope issued a Papal bull called the “Audita Tremendi” and in turn the three most powerful Christian
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Northridge Earthquake: Response Because the Northridge earthquake occurred in the early morning hours of the Martin Luther King holiday when traffic volume was extremely light‚ emergency response needs were limited‚ and agencies were able to focus rather quickly on mobility decisions (U.S. Department of Transportation‚ 2002). Had this earthquake occurred during peak traffic hours the devastation would have been unprecedented. The USGS responded rapidly and efficiently to the Northridge earthquake‚ based
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At 4:30 a.m. Pacific Standard Time on January 17‚ 1994 Northridge‚ California was hit by a magnitude 6.7 Earthquake that shook for nearly 20 seconds. The natural disaster was a blind thrust earthquake‚ which occurs along a thrust fault‚ but shows no sign on the Earth’s surface‚ thus the term “blind”. The Earthquake was centered in Northridge‚ which is approximately 20 miles west/northwest of Los Angeles. The powerful shock was felt at distances of 400 kilometers from the epicenter. It produced
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July 8‚ 2012 Lillian Flakes San Francisco Earthquake Proposal The San Francisco earthquake of April 18‚ 1906‚ has gone down in history as one of the most damaging earthquake in United State history. San Francisco and surrounding cities were violently shaken by seismic waves produced by the magnitude 7.8 earthquakes. The proposal is to review the available literature on how geophysical precursors can be used for short-term predictions of earthquakes. The objectives of this review is to explain
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Volcanoes and Earthquakes test Bew c. 1. Where do earthquakes occur? Earthquakes occur at breaks in the earth’s crust called the fault lines. 2. What causes Earthquakes? Tectonic plates pushing‚ pulling‚ slipping past each other increasing the stress and causes elastic rebound to happen. During elastic rebound‚ energy is released and some travel as seismic waves‚ which cause an earthquake. 3. How do earthquake waves travel and what are the various types of waves? Body waves
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Causes and Effects of Earthquakes There are some programs‚ like the ones that are broadcast at National Geographic Channel‚ where professionals show us on many opportunities documentaries about earthquakes and the amount of damage that they had produced in some areas. But… what is an earthquake? We can define them as the shaking of the Earth’s surface caused by the rapid movement of the Earth’s rocky outer layer. In addition‚ earthquakes results from two main factors and can have two harmful effects
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The Country of the Blind‚ H. G. Wells TITLE WRITER DATE OF PUBLICATION ⇒ 1904 SETTINGS ⇒ place Equador time doesn’t say CHARACTERS ⇒ major Nunez‚ a mountaineer Yacob‚ a villager minor Medina-Saroté‚ Yacob’s daughter PLOT While attempting to summit the unconquered crest of Parascotopetl‚ a mountain in Ecuador‚ Nunez falls down the far side of the mountain. At the end of his descent‚ he finds a valley cut off from the rest of the world. He has discovered the fabled Country of
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The third subtheme was related to specific memories identified by the interviewees. The memories discussed were rich and detailed. Three of the respondents had experienced uncomfortable student situations with two believing the experiences were good learning experiences ultimately. Non of respondents identified uncomfortable professional memories while four talked about positive memories that reinforced for them a shared sense of humanity with psychiatric patients and only one was still having uncomfortable
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The third aerial-scene of the neighborhood marks the final stage of the film. We have witnessed Lester being filmed constantly inferior in the scenes in the first portion of the movie and have witnessed him challenging that connotation in the second‚ where he is usually engaged in eye-level shots or rising above others‚ even if only for a moment. The third part of the movie‚ which encompasses one day‚ the last day of Lester’s life‚ shows the results of his work from the second section of the film
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