Why Do Volcanoes Erupt? - Lesson for Kids

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

When volcanoes erupt, magma _____ _____ surrounding rock.

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1. What forms in the magma as it rises to the surface?

2. What do the gas bubbles create in the magma?

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About This Quiz & Worksheet

What triggers the eruption of a volcano? Why are some eruptions very powerful and others not? This quiz/worksheet tests your ability to recognize specific terms and descriptions relating to this volcanic activity.

Quiz & Worksheet Goals

This multiple-choice quiz requires your ability to:

  • Recognize what magma does to surrounding rock
  • Relate what forms in magma as it rises
  • Identify what is created by gas bubbles in the magma
  • Describe what happens when magma contains a lot of gas bubbles
  • Give facts about Kilauea, a volcano in Hawaii

Skills Practiced

  • Reading comprehension - ensure that you draw the most important information regarding the effects of gas bubbles in the magma of volcanoes
  • Information recall - access the knowledge you've gained regarding the famous volcano, Kilauea, in Hawaii
  • Knowledge application - use your knowledge to answer questions about magma

Additional Learning

If you want to learn more about this subject, you can use the lesson Why Do Volcanoes Erupt? - Lesson for Kids. This lesson offers:

  • A helpful example of how volcanoes erupt
  • Definitions of magma and lava
  • Details about strong and weak eruptions
  • A brief overview of the frequency of volcanic eruptions
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