Exploring Volcanoes for Kids

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Volcano

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Opening in Earth's crust

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Magma

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Molten rock beneath Earth's surface

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Lava

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Magma that reaches the surface

Front

Eruption Causes

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Pressure from gases and magma

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Shield Volcano

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Broad, gently sloping sides

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Stratovolcano

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Steep, layered structure

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Ash Cloud

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Tiny rock and glass particles

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Mount Vesuvius

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Famous eruption in 79 AD

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Mount St. Helens

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Erupted in 1980, USA

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Safety Tip

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Stay indoors during ashfall