Volcanoes – Earth Shattering News: IELTS Reading Answers
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The Academic passage ‘Volcanoes’ is a reading passage that appeared in an IELTS Test. Try to find the answers to get an idea of the difficulty level of the passages in the actual reading test. If you want more passages to solve, try taking one of our IELTS reading practice tests.
Volcanoes – Earth Shattering News
|Location of keywords
|Vulcanism, the name given to volcanic processes, really has shaped the world. Eruptions have rifted continents, raised mountain chains, constructed islands and shaped the topography of the earth. The entire ocean floor has a basement of volcanic basalt.
Lines 5 – 6
|If the shell is even slightly cracked during boiling, the white material bubbles out and sets like a tiny mountain chain over the crack – like an archipelago of volcanic islands such as the Hawaiian Islands.
|Every eruption is different but put at its simplest, where there are weaknesses, rocks deep in the mantle, heated to 1,350°C, will start to expand and rise
|But volcanoes are not very predictable.
|plates/ the plates/ the tectonic plates
|you can see the rough outlines of what are called tectonic plates – the plates which make up the earth’s crust and mantle.
|vast bubbles of magma – molten rock from the mantle
|ring of fire
|he most dramatic of these is the Pacific ‘ring of fire’ where there have been the most violent explosions –
|600/ 600 years/ for 600 years
|In the case of Mount Pinatubo, this took 600 years.
|water/ the water/ oceans/ the oceans
|Volcanoes have not only made the continents, they are also thought to have made the world’s first stable atmosphere and provided all the water for the oceans, rivers and ice-caps.
|lava/ magma/ molten rock
|Sometimes it is slow: vast bubbles of magma – molten rock from the mantle – inch towards the surface, cooling slowly, to snow through as granite extrusions
|India/ western India
|In the Deccan plateau in western India, there are more than two million cubic kilometres of lava, some of it 2,400 metres thick, formed over 500,000 years of slurping eruption.
|The gases trapped inside the boiling rock expand suddenly, the lava glows with heat, it begins to froth, and it explodes with tremendous force.
|gases/ the gases/ trapped gases
|Sometimes the magma moves very swiftly indeed. It does not have time to cool as it surges upwards. The gases trapped inside the boiling rock expand suddenly, the lava glows with heat, it begins to froth, and it explodes with tremendous force.
Lines 7 – 9
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