Quiz Answer Key and Fun Facts
1. In 1628 BCE, a large volcanic eruption devastated the city of Santorini, Greece. What was the estimate official VEI score for this eruption?
(Note - VEI stands for Volcanic Explosivity Index, and the scale goes from 1 to 8, with 8 being the most powerful eruption. It takes into account the height of the eruption cloud, the amount of material erupted (such as ash) and distances to which objects of differing sizes are thrown.)
2. Which Chinese city was devastated by a magnitude 7.5 earthquake on the 27 July, 1976?
3. The eruption of the Indonesian volcano Krakatoa is well documented. The volcano erupted several times in the year of 1883. The worst eruption was on August 27th, 1883 when Krakatoa exploded four times during the morning.
True or False? Krakatoa's third explosion on the morning of 27th August 1883 was the loudest sound in recorded history.
4. The Chinese city of Shaanxi suffered a massive earthquake that measured around 8 on the Richter scale. Exactly where was the epicentre of this quake?
5. A large eruption in historical times was Tambora (Indonesia) in 1815, which had a Volcanic Explosivity Index of 7 - one of only four VEI7 eruptions in the last 10,000 years. Approximately how many lives were claimed by this eruption?
6. On the 9 August 1138, a massive earthquake struck a small Syrian town, killing over 200,000 people. Where in Syria was this earthquake?
7. The Mt St. Helens eruption in 1980 had a Volcanic Explosivity Index of 5.
8. An earthquake measuring 7.9 on the Richter scale killed over 200,000 people near Xining, China. The earthquake occurred on the 22nd May 1926.
9. Which volcano is the largest volcano in the world?
10. What is an earthquake measuring 8 or greater on the Richter scale officially classified as?
Source: Author
Porazzen
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