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Which earthquake classification is based on the depth of focus from the surface?
- a)Natural earthquakes
- b)Artificial earthquakes
- c)Shallow, intermediate, and deep-focus earthquakes
- d)Volcanic and tectonic earthquakes
Correct answer is option 'C'. Can you explain this answer?
Most Upvoted Answer
Which earthquake classification is based on the depth of focus from th...
Earthquakes can be classified based on the depth of focus into shallow, intermediate, and deep-focus earthquakes. This classification helps in understanding the potential impacts and risks associated with different earthquake depths.
Such knowledge is essential for developing effective earthquake preparedness strategies.
Such knowledge is essential for developing effective earthquake preparedness strategies.
Community Answer
Which earthquake classification is based on the depth of focus from th...
Understanding Earthquake Classification
Earthquakes can be classified based on various parameters, one of which is the depth of focus from the Earth's surface. This classification is crucial for understanding the potential impact and behavior of seismic waves.
Types of Earthquake Depths
- Shallow-focus earthquakes:
- Occur at depths less than 70 km.
- Typically have a higher intensity and are more likely to cause significant surface damage.
- Intermediate-focus earthquakes:
- Occur at depths between 70 km and 300 km.
- These earthquakes can still be felt at the surface, but their impact is usually less severe compared to shallow-focus earthquakes.
- Deep-focus earthquakes:
- Occur at depths greater than 300 km.
- Generally, these earthquakes are less damaging on the surface, as the seismic waves dissipate before reaching the Earth's surface.
Importance of Classification
- Risk Assessment:
- Understanding the depth of an earthquake helps in assessing the risk to populations and infrastructure.
- Seismic Wave Behavior:
- The depth influences how seismic waves travel and their potential for causing damage.
Conclusion
The classification into shallow, intermediate, and deep-focus earthquakes allows scientists, engineers, and emergency responders to better prepare for and respond to seismic events. This knowledge is pivotal for enhancing safety measures and improving building designs in earthquake-prone areas.
Earthquakes can be classified based on various parameters, one of which is the depth of focus from the Earth's surface. This classification is crucial for understanding the potential impact and behavior of seismic waves.
Types of Earthquake Depths
- Shallow-focus earthquakes:
- Occur at depths less than 70 km.
- Typically have a higher intensity and are more likely to cause significant surface damage.
- Intermediate-focus earthquakes:
- Occur at depths between 70 km and 300 km.
- These earthquakes can still be felt at the surface, but their impact is usually less severe compared to shallow-focus earthquakes.
- Deep-focus earthquakes:
- Occur at depths greater than 300 km.
- Generally, these earthquakes are less damaging on the surface, as the seismic waves dissipate before reaching the Earth's surface.
Importance of Classification
- Risk Assessment:
- Understanding the depth of an earthquake helps in assessing the risk to populations and infrastructure.
- Seismic Wave Behavior:
- The depth influences how seismic waves travel and their potential for causing damage.
Conclusion
The classification into shallow, intermediate, and deep-focus earthquakes allows scientists, engineers, and emergency responders to better prepare for and respond to seismic events. This knowledge is pivotal for enhancing safety measures and improving building designs in earthquake-prone areas.
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Question Description
Which earthquake classification is based on the depth of focus from the surface?a)Natural earthquakesb)Artificial earthquakesc)Shallow, intermediate, and deep-focus earthquakesd)Volcanic and tectonic earthquakesCorrect answer is option 'C'. Can you explain this answer? for UPSC 2025 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about Which earthquake classification is based on the depth of focus from the surface?a)Natural earthquakesb)Artificial earthquakesc)Shallow, intermediate, and deep-focus earthquakesd)Volcanic and tectonic earthquakesCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for UPSC 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which earthquake classification is based on the depth of focus from the surface?a)Natural earthquakesb)Artificial earthquakesc)Shallow, intermediate, and deep-focus earthquakesd)Volcanic and tectonic earthquakesCorrect answer is option 'C'. Can you explain this answer?.
Which earthquake classification is based on the depth of focus from the surface?a)Natural earthquakesb)Artificial earthquakesc)Shallow, intermediate, and deep-focus earthquakesd)Volcanic and tectonic earthquakesCorrect answer is option 'C'. Can you explain this answer? for UPSC 2025 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about Which earthquake classification is based on the depth of focus from the surface?a)Natural earthquakesb)Artificial earthquakesc)Shallow, intermediate, and deep-focus earthquakesd)Volcanic and tectonic earthquakesCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for UPSC 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which earthquake classification is based on the depth of focus from the surface?a)Natural earthquakesb)Artificial earthquakesc)Shallow, intermediate, and deep-focus earthquakesd)Volcanic and tectonic earthquakesCorrect answer is option 'C'. Can you explain this answer?.
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