Exam code: 0680
Iceland is situated on the Mid-Atlantic Ridge plate boundary.
Figure 4.1 shows the plates, the Mid-Atlantic Ridge and the location of Iceland's major volcanoes.
State the type of plate boundary that occurs in Iceland.
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Iceland is situated on the Mid-Atlantic Ridge plate boundary.
Figure 4.1 shows the plates, the Mid-Atlantic Ridge and the location of Iceland's major volcanoes.
Use Figure 4.1 to describe the distribution of major volcanoes in Iceland.
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The volcanic explosivity index, VEI, is a measure of the explosiveness of volcanic eruptions.
A VEI value of 0 is the least explosive and a VEI value of 8 is the most explosive.
Figure 4.2 shows the VEI value for some eruptions around the world.
Describe what Figure 4.2 shows about these volcanic eruptions.
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Table 4.1 compares two volcanic eruptions, A and B, in 2010.
Table 4.1
volcanic eruption | A | B |
|---|---|---|
country | Iceland | Indonesia |
location | Eyjafjallajökull | Mount Merapi |
number of deaths | 0 | 353 |
VEI value | 4 | 4 |
world bank classification of country | HIC | MIC |
Suggest why the number of deaths from eruption A was lower than the number of deaths from eruption B.
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During volcanic eruptions, magma rises to the surface to form lava.
Name two other substances emitted from volcanoes.
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Volcanic activity provides opportunities for people.
State three of these opportunities.
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