Volcanic Hazards Quiz

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Questions and Answers

Which of the following is a volcanic hazard?

  • Landslide (correct)
  • Earthquake
  • Tornado
  • Hurricane

What can weaken the slopes of a volcano and lead to a landslide?

  • Magma injection (correct)
  • Strong winds
  • Rainfall
  • Tectonic plate movement

What is a volcanic earthquake?

  • An earthquake caused by rainfall
  • An earthquake caused by tectonic plates
  • An earthquake caused by volcanic activity (correct)
  • An earthquake caused by strong winds

What can volcanic eruptions eject into the stratosphere?

<p>Small particles (D)</p> Signup and view all the answers

What can volcanic eruptions trigger that can destroy coastal areas thousands of miles away?

<p>Ocean waves (D)</p> Signup and view all the answers

What is the most remarkable feature of a volcano?

<p>Lava rushing down the slope (C)</p> Signup and view all the answers

What is a volcanic hazard?

<p>Any volcanic process that threatens life or destroys land or infrastructure (C)</p> Signup and view all the answers

Which of the following is a potential hazard created by lahars?

<p>Flooding (C)</p> Signup and view all the answers

What is a lahar?

<p>A flowing mass of volcanic debris and water (D)</p> Signup and view all the answers

What can happen if the debris within a landslide mixes with enough water?

<p>The landslide can turn into a lahar (D)</p> Signup and view all the answers

What is the speed range of the wettest lahars?

<p>Tens of meters per second (D)</p> Signup and view all the answers

What is the primary focus in preventing the loss of life from a landslide-triggered tsunami?

<p>Educating people and helping them prepare for evacuation (D)</p> Signup and view all the answers

What is a volcanic hazard?

<p>Any volcanic process that threatens life or destroys land or infrastructure (C)</p> Signup and view all the answers

What can cause a landslide?

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

What can tsunamis do as they reach a coastline?

<p>Slow down and build in height (A)</p> Signup and view all the answers

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