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Volcanoes — Geography STD 9 — Question

ICSE BoardEnglish MediumSTD 9GeographyVolcanoes2 Marks
Question
What do you understand by ‘Vulcanism’?
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Answer

The interior part of the earth is extremely hot temperatures up to 2000°C. in which every matter converts into a molten form. This molten material ‘magma’ always tries to burst out wherever it finds any crack or hole in the crust. The process of erupting out of magma is known as ‘vulcanism’.

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