Richter magnitude scale

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  • Case Study: Christchurch Earthquake

    The earthquake struck at a shallow depth of 5kms and was measured at 6.1 on the Richter scale, this disaster affected the majority of the southern island and the base of the northern island of New Zealand, showing the dramatic proportion of the damage that occurred. The city of Christchurch however was the hardest hit and the surrounding area which covered 1,426 square kilometres. Approximately 100,000 buildings were damaged from the earthquake and roughly 10,000 buildings had to be knocked down. The cause of the serious damage in city was the process of liquefaction. Over thousands of years, sediment was deposited in the Christchurch area, the top layer of this sediment hardens and dries, making it seem like a good spot to build on. Underneath this hard layer however, was underlying layers that consisted of silt and sand mixed…

    Words: 771 - Pages: 4
  • Hayward Fault Line Earthquake Design

    The design of this report is to show the is to show the written report of an earthquake occurring either on the San Andreas Fault Line or the Hayward Fault Line. Designing bridges and seeing if the bridge that was built to survive an earthquake with the magnitude of 5.0-8.0 for Hayward and for San Andreas 5.0-9.0 the power of these earthquakes have the power to destroy lots of things at once. Some earthquakes are not noticeable but it 's the fact that earthquakes are so powerful that it can go…

    Words: 1022 - Pages: 5
  • California Earthquake Research Paper

    Earthquakes in the state of California occur almost on a daily basis; these earthquakes are often not felt because of its low magnitude, but it is still recorded. However, Californians have experienced destructive earthquakes dating back to January 9, 1857 (Morrison). This earthquake occurred in Fort Tejon with a magnitude of 7.9 (Morrison). The damage, however, was not as devastating due to the minimal houses that were built in that area. In 1906, an earthquake so catastrophic that till today…

    Words: 684 - Pages: 3
  • Landslide Essay

    1.1 Introduction to Landslide A landslide is a geological phenomenon, which includes a wide range of ground movements, such as deep or shallow failure slopes and rock falls. See figure 1.1. 1.1.1 Factors influence Landslides Landslides occur when the stability of the slope turns from the stable state to unstable state. Most of the Landslides usually cause depend on two main factors: (i) Natural Factors and (ii) Anthropogenic Factors. (USSG, 2004) (i) Natural Factors (a) Geological…

    Words: 734 - Pages: 3
  • Analyzing The 2009 Earthquake At L Aquila

    Many of those who live in central Italy near L’Aquila were greatly impacted by the 6.3 magnitude earthquake that shook the entire town and surrounding areas in 2009. After this, many of the residents in these areas took comfort in the idea that it happened once, and it wouldn 't happen again. But when houses began to shake at 3:36 A.M. on August 24th, 2016 disaster struck once again. Though this earthquake was not as large as the previous one, the magnitude 6.2 was followed by almost 200…

    Words: 808 - Pages: 4
  • Fall Of Indus Valley Civilization Essay

    Many theories are suspected of being the cause of the fall of these civilizations. When comparing the political, social and economic effects that led to the fall of these civilizations, there are many similarities and differences. Agriculture may have been the cause because it had much impact on these empires. Some experts say that the drying up of the Saraswati River may have been the main cause of the fall of the Indus Valley. Others experts say there may have been a flood in the…

    Words: 524 - Pages: 3
  • The Pain Scale By Eula Biss Analysis

    The measurements of our world strive to quantify the quality of our lives. The scales we use to measure ourselves and how we feel, fail to understand the concept of life itself. The tears of joy felt by a mother; the symphony of silence held by a survivor; the loudness of a murmur spoken as a prayer. Life is a composition, led by a melody, woven piece by piece, tied by our hopes and colored by our sorrows. Like darkness is the absence of light, pain is measured by the absence of happiness.…

    Words: 1569 - Pages: 7
  • Theme Of Injustice In A Lesson Before Dying

    Injustice and the Importance of Being a Man in A Lesson Before Dying Justitia, the goddess of justice, is portrayed with a blindfold holding scales and a sword, but she, in applying her scales and sword, has never been colorblind in the U. S. 1[1] Ernest J. Gaines accuses the legal injustice against the black population through an innocent convict, Jefferson's death in A Lesson Before Dying. However, Gaines penetrates the fact that the legal injustice is rather a result than a…

    Words: 1739 - Pages: 7
  • Geography Quiz Answers

    1___Scale is a geographic tool for creating and interpreting maps. Scale also has a broader meaning for geographers, as the relationship between any phenomenon and Earth as a whole. 2___A region is an area characterized by a unique combination of features. 3___A formal region is an area within which everyone has one or more distinctive characteristics in common, whereas A functional region is an area organized around a node or focal point. 4___An example of a functional region is the…

    Words: 944 - Pages: 4
  • Elekta Synergy S Linear Accelerator Lab Analysis

    Elekta Synergy S linear accelerator (LINAC) was used to produce the 6, 10, and 15MV photon beams for measurements. The accelerator is fitted with the new Agility multileaf collimators (MLC) thinner than the previously used MLC’s to improve a field definition (Kantz et al. 2015; Thompson et al. 2014). The quality assurance was carried out monthly to ensure the LINAC response does not vary from the commissioning data (CPQR 2013). The LINAC has been calibrated to 100 cGy/MU at Dmax for a 10×10…

    Words: 1563 - Pages: 7
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