What is a Sinkhole?
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Questions and Answers

What is the primary cause of sinkhole formation?

  • Erosion of the soil by underground water systems
  • Groundwater dissolving the underlying limestone bedrock (correct)
  • Rainfall seeping through cracks and fissures in the soil
  • Human activity in areas with soft mineral foundations

    • What is the range of depth of sinkholes?

  • A few centimeters to a few meters
  • A few meters to several miles (correct)
  • A few meters to a few hundred meters
  • Only a few meters deep

    • What happens when a void is clogged with clay?

  • It forms a hole once the cover collapses into the void
  • It forms an underground drainage system
  • It forms a depression that accumulates water and forms a pond (correct)
  • It creates a conduit system for water to pass through

    • What is another term for sinkholes?

    <p>All of the above</p> Signup and view all the answers

    What is the term for sinkholes caused by human activity?

    <p>Artificial sinkholes</p> Signup and view all the answers

    How do sinkholes develop, in terms of time?

    <p>Suddenly, over a short period of time</p> Signup and view all the answers

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