Earthquake Causes and Mechanisms Quiz
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Questions and Answers

What is the main cause of an earthquake?

  • Large amounts of energy generated by the Earth's core
  • Convection currents deep underground
  • Friction between the Earth's crust and the lithosphere
  • Sudden slipping of Earth's tectonic plates underground (correct)
  • What is the Earth's outermost layer composed of?

  • Elastic rebound theory
  • Convection currents
  • Magma
  • Tectonic plates (correct)
  • What happens when the motion of tectonic plates causes them to meet and come together?

  • The plates suddenly slip due to pressure and energy release (correct)
  • Elastic rebound theory is demonstrated
  • Friction between the two plates increases
  • Convection currents stop working
  • What generates large amounts of energy in the form of waves during an earthquake?

    <p>Earthquakes</p> Signup and view all the answers

    What is the fault where two tectonic plates come together and meet?

    <p>Fault</p> Signup and view all the answers

    What causes the ground to shake according to the elastic rebound theory?

    <p>The release of tension due to fault slip</p> Signup and view all the answers

    Which area accounts for more than 81% of the earthquakes in the world?

    <p>The Ring of Fire</p> Signup and view all the answers

    What is the focus of an earthquake?

    <p>The place underground where an earthquake originates</p> Signup and view all the answers

    Which event can cause minor earthquakes?

    <p>Collapses of large rocks</p> Signup and view all the answers

    What are tsunamis associated with?

    <p>Underwater earthquakes</p> Signup and view all the answers

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