6.4E| Summary of Volcanoes and Volcanic Characteristics Quiz

  • Due Jun 5, 2024 at 11:59pm
  • Points 10
  • Questions 1
  • Available Jun 3, 2024 at 12am - Jun 10, 2024 at 11:59pm
  • Time Limit None
  • Allowed Attempts 3

Instructions

Summary

In this unit, you have learned what a volcano is and how to distinguish among different types of volcanoes, such as shield volcanoes, cinder cone volcanoes, and stratovolcanoes/composite cone volcanoes. You've also learned how to describe the physical and eruptive characteristics unique to each volcano, the types of rocks resulting from their eruptions, and the solidification of their magma. These characteristics and rock types are related to the type of magma, mafic or intermediate-felsic, responsible for creating the volcano. The magma, in turn, is the product of the plate tectonic setting for each volcano. You've also learned a little about one of the most dangerous products of an eruption, the pyroclastic flow, and one of the most spectacular landforms made from volcanic activity, a caldera. Finally, you should be able to describe why some volcanoes explode instead of simply erupting and why volcanic eruptions are a geologically constructive process. 

Instructions

Complete the preceding pages in this module and study the table below to prepare for this matching quiz.

You have three attempts and no time limit. 

Note: If you find that you need extra support in accessing any items in this quiz, please notify me via email right away so I can offer you an alternative.

Time Needed

About 30 minutes. 

Learning Objectives

  • Students can describe the eruptive and physical characteristics of different types of volcanoes
  • Identify and describe how calderas form
  • Describe the intrusive and extrusive rocks associated with each volcano
  • Explain why some volcanoes explode while others do not

Types of Volcanoes

The table summarizes some of these important concepts.  

Volcanoes by Type and Characteristics

Volcano Type

Size and Shape

Magma Composition

Eruption Type

Extrusive Rock 

Intrusive Rock

Plate Tectonic Setting

Shield  Short to very tall; gentle slopes Mafic Quiet Basalt Gabbro Hot Spots; continental rift zones
Cinder Cone Short; steep-sided Mafic Quiet Basalt, scoria Gabbro Hot Spots; continental rift zones, convergent boundaries
Composite Cone Tall; steep-sided Intermediate-felsic Explosive Pumice, andesite, rhyolite, tuff Diorite, granite Convergent boundaries

Check your understanding of some of the key volcano vocabulary by completing the quiz on the following page.  

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