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Measuring Earthquake

📑 5 slides 👁 13 views 📅 2/16/2026
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Introduction to Earthquakes

Earthquakes are sudden tremors caused by tectonic plate movements.

Introduction to Earthquakes
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How Earthquakes are Measured

  • Seismographs record earthquake waves to measure intensity.
  • Richter scale quantifies magnitude from 0 to 10.
  • Mercalli scale describes effects on people and structures.
How Earthquakes are Measured
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Recent Major Earthquakes

  • 2023 Turkey-Syria earthquake: 7.8 magnitude, 50,000+ deaths.
  • 2011 Japan earthquake triggered a devastating tsunami.
  • 2004 Indian Ocean earthquake caused 230,000 fatalities.
Recent Major Earthquakes
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Earthquake Safety Measures

  • Drop, Cover, and Hold On during shaking.
  • Build earthquake-resistant structures in prone areas.
  • Regular drills prepare communities for emergencies.
Earthquake Safety Measures
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Conclusion & Learning Outcomes

  • Understand causes and measurement of earthquakes.
  • Recognize importance of preparedness and safety.
  • Analyze impact of recent major earthquakes globally.
Conclusion & Learning Outcomes
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