What are Volcanoes?
- a mountain that opens downward to a pool of molten rock below the surface of the earth. When pressure builds up, eruptions occur. They have been known to knock down entire forests. They can trigger tsunamis, flash floods, earthquakes and mudflows.
- A volcano has a LARGE amount of magma in pockets of chambers underneath the earth's surface. Magma erupts at the top of the volcano through a bowl-shaped opening.
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