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| A weak spot in the crust where magma comes up from the ground |
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| The molten mixture of rock-forming substances |
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| When magma reaches the surface it is now called lava |
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| A spot that is hot or an area where material from deep within the mantle comes up to the surface and melts |
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| The pocket where magma collects under ground |
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| A long tube in the ground that connects to the magma chamber and carries magma to the surface |
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| Where molten material and gas leave the volcano |
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| The flow of magma down the mountian |
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| A bowl-shaped area that may form on the top of a mountian or the central vent. It also could come out of a side vent |
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| The material found in magma |
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| A type of explosive eruption that spits out lots of poisonous gases |
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| A volcano that may explode in the near future or never will explode again |
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| Dead, or never coming back to life |
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| A fountain of water that erupts from the ground |
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