14.14
Review exercise
Learning pathways LEVEL1 1, 2, 6, 9, 10, 12
LEVEL2 3, 4, 5, 7, 8, 11
LEVEL3
13, 14, 15
REMEMBER AND UNDERSTAND 1. The type of plate boundary that most active, above-sea volcanoes are associated with is called: A. convergent. B. divergent. C. hotspot. D. lateral plate slippage. 2. Volcanoes are not evenly distributed, but are often clustered. The plate boundary that is spatially associated with the largest number of active volcanoes is called: A. Eurasian.
B. African. C. Pacific. D. Caribbean.
3. The eruption of Mount Eyjafjallajökull, Iceland, in April 2010 caused an estimated loss of US$1.7 billion. Much of this was in the form of losses to the airline industry as airports across much of Europe were closed. The greatest risk to aircraft was posed by: A. lava. B. steam. C. volcanic ash. 4. While volcanoes can bring death and destruction, they can also benefit people. From the list, select three benefits that volcanoes bring to people. A. Fertile soils from the gradual breakdown of mineral-rich lava B. Ash build-up in rivers C. Geothermal energy D. Pyroclastic flows E. Spectacular scenery and tourist destinations 5. Fold mountains usually have: A. rounded peaks. B. flat peaks.
C. pointed peaks. D. cratered peaks. 6. The epicentre of an earthquake is: A. the point below the Earth’s surface where an earthquake occurs. B. the point on the Earth’s surface directly above the focus of the earthquake. C. the area affected directly by an earthquake. D. the centre of the Earth. 7. The lithosphere is: A. the crust of the Earth. B. the Earth’s upper mantle.
C. the crust and lower mantle of the Earth. D. the crust and upper mantle of the Earth. 8. Volcanic loam is: A. the plume of smoke and ash arising from a volcano. B. the fiery centre of a volcano. C. a volcanic soil. D. hot molten ash created by a volcano.
TOPIC14 Geomorphological processes and hazards
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