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| weak spot in crust where magma comes to surface |
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| belt of volcanoes that rims the Pacific Ocean |
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| liquid magma that reaches the surface; rock that forms when liquid lava hardens |
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| belt of volcanoes that rims the Pacific Ocean |
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| string of islands formed by volcanoes |
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| area where magma in the mantle melts through crust above |
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| chamber where magma is stored beneath volcano |
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| magma moves from chamber to surface |
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| opening where gas and lava leave the volcano |
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| area covered by lava as it leaves the volcano |
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| bowl that forms around the vent |
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| explosion of ash, cinders, & bombs |
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| hasn't exploded in years maybe active in the far future |
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| fountain of water and steam that explodes out of the ground |
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| wide sloping volcano made of layers with quiet eruptions |
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| steep volcano with explosive eruption of ash,bombs, and cinders |
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| cone shaped with alternate layers of ash and lava; quiet and explosive eruptions |
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| hole formed when magma chamber collapses |
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| slab of volcanic rock when magma forces itself ACROSS rock layers |
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| slab of volcanic rock when magma squeezes between rock layers HORIZONTALLY |
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| igneous rock layer formed when magma hardens beneath earth's surface |
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| mass of rock formed when magma cools inside crust |
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| broad bowl-shaped valley formed where crust bends downward |
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| large basin in California between the Coast Ranges and the Sierra Nevada's |
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