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Definition
| A vent or fissure in the Earth's surface through which magma and gases are expelled |
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Definition
| The body of molten rock that feeds a volcano |
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Definition
| An opening at the surface of the Earth through which volcanic material passes |
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Definition
| A funnel-shaped pit near the top of the central vent of a volcano |
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Definition
| A large, semicircular depression that forms when the magma chamber below a volcano partially empties and causes the ground above to sink |
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Definition
| A wide, flat landform that results from repeated nonexplosive eruptions of lava that spread over a large area |
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Definition
| An area of deep cracks that forms between two tectonic plates that are pulling away from each other |
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