Volcanic Eruption Classifications Quiz
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Questions and Answers

What type of volcanic eruption is associated with high silica content in the magma?

  • Slow eruption
  • Gentle eruption
  • Effusive eruption
  • Explosive eruption (correct)
  • Which of the following is not a characteristic of a composite volcano?

  • Tall, cone-shaped
  • Alternate layers of lava and ash
  • Associated with subduction zones
  • Formed by a single eruption (correct)
  • What is the relationship between magma viscosity and the type of volcanic eruption?

  • High viscosity leads to explosive eruptions (correct)
  • Viscosity does not affect the type of eruption
  • Low viscosity leads to explosive eruptions
  • High viscosity leads to gentle eruptions
  • Which of the following is not a method of determining the activity of a volcano?

    <p>Measuring the silica content of the magma</p> Signup and view all the answers

    What is the name of the type of volcanic eruption associated with Mount Pinatubo?

    <p>Plinian eruption</p> Signup and view all the answers

    What is the relationship between groundwater and volcanic activity?

    <p>Groundwater can trigger volcanic eruptions</p> Signup and view all the answers

    How is geothermal energy primarily generated?

    <p>By utilizing hot water and steam from deep within the Earth</p> Signup and view all the answers

    What is the main cause of the decrease in Earth's average temperature for a few years following huge volcanic eruptions?

    <p>Thick layer of volcanic ash blocking sunlight</p> Signup and view all the answers

    What leads to the susceptibility of geothermal power plants to earthquakes?

    <p>Proximity to volcanic activities</p> Signup and view all the answers

    What practice is being implemented hand in hand by different organizations to help minimize the effects of global warming?

    <p>Organic farming</p> Signup and view all the answers

    What effect does global warming have on sea levels?

    <p>Causes polar ice caps to melt</p> Signup and view all the answers

    How were constellations originally named and identified?

    <p>By resembling people or animals</p> Signup and view all the answers

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