What was the magnitude of the 2005 Pakistan earthquake measured on the Richter scale ?
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Answer: B. 7.6
Explanation
The devastating 2005 earthquake registered a powerful magnitude of 7.6 on the Richter scale. Seismological instruments recorded this high magnitude during the destructive regional shock. Measuring 7.6 on the scale explains the widespread destruction across northern mountain regions. The Richter scale measures the logarithmic magnitude of seismic energy released by an earthquake. Magnitudes above 7.0 are classified as major earthquakes capable of causing catastrophic damage. Scientific seismographs calculate ground motion amplitudes to determine exact earthquake intensities.
Accurate magnitude measurement helps disaster management agencies assess the scale of required relief. Building codes in seismic zones are formulated based on historical earthquake magnitude data. Understanding seismic intensity assists scientists in researching fault line energy accumulation. 6.9 underestimates the actual recorded power of this major Himalayan seismic event. 7.1 is lower than the officially documented Richter scale measurement for the 2005 disaster. None is incorrect because the correct magnitude of 7.6 is listed among the choices.
- Subject
- Pakistan Studies
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- Pakistan Studies
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- —
- Difficulty
- medium
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