Natural Disasters Overview
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Questions and Answers

Match the natural disaster with its primary cause:

Avalanche = Large accumulation of snow Tsunami = Ground displacement Earthquake = Seismic activity Volcanic Eruption = Magma movement

Match the natural disaster with its characteristic:

Avalanche = Rapid snow movement down mountains Tsunami = High waves in oceans Flood = Overflow of water onto land Landslide = Movement of rock and soil down a slope

Match the natural disaster with its potential consequence:

Avalanche = Hypothermia risk Tsunami = Coastal flooding Earthquake = Structural collapse Volcanic Eruption = Lava flow

Match the natural disaster with the survival challenge:

<p>Avalanche = Survival chances are low Tsunami = Cannot be outrun Landslide = Sudden and unpredictable Flood = Drowning risk</p> Signup and view all the answers

Match the natural disaster to its type:

<p>Tsunami = Water-related disaster Avalanche = Snow-related disaster Earthquake = Geological disaster Volcanic Eruption = Geological disaster</p> Signup and view all the answers

Match the following natural disasters with their descriptions:

<p>Earthquake = Shaking or vibrating of the earth Landslide = Movement of rocks or debris down a slope Avalanche = Sudden fall of snow down a slope Tsunami = Large ocean wave caused by underwater seismic activity</p> Signup and view all the answers

Match the type of disaster with its scale of impact:

<p>Small Scale Disasters = Extends from 50 Kms to 100 Kms Medium Scale Disasters = Extends from 100 Kms to 500 Kms Large Scale Disasters = Covers an area of more than 1000 Kms Major Disasters = Catastrophic events affecting multiple countries</p> Signup and view all the answers

Match the causes of disasters with their corresponding type:

<p>Gravitational pull = Landslide Seismic waves = Earthquake Snow accumulation = Avalanche Volcanic eruptions = Causes both Landslides and Avalanches</p> Signup and view all the answers

Match the following terms with their explanations:

<p>Spatial extent = Measures the severity of a disaster Small Scale Disaster = Minimal damage typically within a limited area Medium Scale Disaster = Can cause severe damage in certain conditions Large Scale Disaster = Can affect an entire country or region</p> Signup and view all the answers

Match the following disasters with their potential consequences:

<p>Earthquake = Can cause Tsunamis Landslide = Destruction of man-made structures Avalanche = Extreme damage in snowy mountain areas Flood = Inundation of land causing widespread damage</p> Signup and view all the answers

Study Notes

Overview of Natural Disasters

  • Natural disasters are unforeseen events causing harm to society and the environment.
  • Common types include earthquakes, cyclones, floods, tsunamis, landslides, volcanic eruptions, and avalanches.

Levels of Disasters

  • Small Scale Disasters:
    • Extent: 50 to 100 kilometers.
    • Generally cause minimal damage.
  • Medium Scale Disasters:
    • Extent: 100 to 500 kilometers.
    • Cause more significant damage, particularly in colonial states.
  • Large Scale Disasters:
    • Extent: Over 1,000 kilometers.
    • Result in severe environmental damage; can devastate entire countries.

Types of Natural Disasters

  • Earthquakes:

    • Shaking or vibrating of the earth; can vary from weak (unnoticed) to strong (destructive).
    • Can lead to secondary disasters like landslides and tsunamis.
    • Caused by the release of energy from the Earth's core, rupturing geological faults.
  • Landslides:

    • Movement of large rocks or debris down slopes, common in mountainous and hilly areas.
    • Can cause substantial destruction to human structures.
    • Triggered by gravitational pull, earthquakes, volcanic eruptions, and deforestation-induced soil erosion.
  • Avalanches:

    • Masses of snow falling down slopes; akin to landslides but involve snow.
    • Extremely damaging to anything in their path.
    • Risks include high fatalities, often due to hypothermia.
  • Tsunamis:

    • High waves in oceans, predominantly caused by ground displacement (e.g., earthquakes).
    • Can lead to coastal flooding, potentially involving multiple, fast-moving waves.
    • Survivability is low as people cannot outrun them.

Key Causes of Natural Disasters

  • Earthquakes stem from energy releases from the Earth's core and geological fault ruptures.
  • Landslides and avalanches can be initiated by natural forces like gravity and geological events, as well as human activities.
  • Tsunamis primarily result from seismic activity underwater, differing from regular waves influenced by wind.

Impact and Mitigation

  • Natural disasters can cause immense damage to human society and the environment.
  • Preventive measures can help reduce the potential impact of these disasters.

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Description

This quiz explores the various types of natural disasters, including their causes and impacts on society and the environment. It aims to educate about the severity and classifications of disasters ranging from small-scale events to catastrophic occurrences. Test your knowledge on earthquakes, floods, tsunamis, and more.

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