Volcanoes

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by AlexandraAve
Last updated 4 years ago

Discipline:
Science
Subject:
Earth Sciences
Grade:
8

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Volcanoes

Volcanoes

What is a Volcano?A Volcano is a rupture on the crust of the Earth that allows lava to escape from a magma chamber underground.

ClimateVolcan eruptions can warm or coolthe earth depending on how sunlight interacts with the volcanic material.

HistoryVolcanic eruptions go back millions of years. The first volcano eruption was in 201.4Mil BC, this eruption split the ancient super-continent

Types Of VolcanoesCinder cone volcanoes: bowl-shaped crater at the summit and rarely rise more than a thousand feet or so above their surroundings. shape. Composite volcanoes: they are built of layers of alternating lava flow, ash and blocks of unmelted stoneShield Volcanoes: are built almost entirely of fluid lava flows


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