Core Knowledge Quiz: Volcano Edition

by Robert Pondiscio
April 20th, 2010

Stranded in the airport waiting for a flight to or from Europe?  Pass the time and entertain fellow passengers with this Core Knowledge Quiz about volcanos.  Bonus points if you can correctly pronounce Eyjafjallajökull.

  1. What is the difference between lava and magma? 
  2. Geologists generally identify four types of volcano: cinder cones, composite volcanoes, shield volcanoes, and lava domes.  The Hawaiian Islands are a chain of which type of volcano? 
  3. A massive eruption of this volcano on 1883 killed over 36,000 people; ash from the explosion may have caused a worldwide drop in temperature. 
  4. Nearly 75% of the world’s active and dormant volcanoes occur in a zone called the “Ring of Fire” around which ocean? 
  5. Which country has the most active volcanoes? 
  6. The world’s tallest volcano is in the United States.  What is it? 
  7.  The word volcano comes from an island off the coast of Sicily. During the Roman Empire, it was thought that Vulcano was the home of which Roman god?
  8. How many active volcanoes are on Earth?  Less than 500?  500 to 1000?  1000 to 2000?  1000 to 2000. Or over 2000? 
  9. The expression “to blow his top” is thought to come from volcanoes.  When this U.S. volcano blew its top in 1980, it lost 1,300 feet from its summit. 
  10. Last week’s eruption of Eyjafjallajökull in Iceland is an example of a “Plinian” eruption–when a volcano spews a massive column of ash and gas into the stratosphere.  The name comes from the Roman statesman Pliny the Younger, who wrote a detailed description of the eruption of which famous volcano? 

Answers below:

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