Answer:
A volcano is an layer in the Earth's crust in which lava, rock fragments, hot vapors and gasses are expelled.
A volcano starts to from as magma, which is hot molten rock from deep within earth, rises to the surface of the earth and collects in magma chamber.
There are many words describing what a volcano is and some of those description are as follows:
- Cone-like shape - Volcanoes are usually conical in shape
- Explosive - some explodes violently
- Tall - Most of these structures are as high as the mountains.
- Vent - Many of them have cracks, holes or ruptures where lava flows.
- Shield-like - Many of these volcanoes have a shield like dome (Shield Volcano).
Explanation:
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