Science ch.3 vocab 2 Word Scramble
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Question | Answer |
the opening through which molten rock and gas leave a volcano | vent |
the area covered by lava as it pours out of a volcano's vent | lava flow |
a bowl-shaped area that forms around a volcano's central opening | crater |
the explosion of ash, cinders, bombs, and gases during an explosive volcanic eruption | pyroclastic flow |
describes a volcano that is not currently active, but may become active in the future | dormant |
describes a volcano that is no longer active and is unlikely to erupt again | extinct |
a wide, gently sloping mountain made of layers of lava and formed by quiet eruptions | shield volcano |
a steep, cone-shaped hill or small mountain made of volcanic ash, cinders, and bombs piled up around a volcano's opening | cinder cone |
a tall, cone-shaped mountain in which layers of lava alternate with layers of ash and other volcanic materials | composite volcano |
the large hole at the top of a volcano formed when the roof of a volcano's magma chamber collapses | caldera |
a deposit of hardened magma in a volcano's pipe | volcanic neck |
a slab of volcanic rock formed when magma forces itself across rock layers | dike |
a slab of volcanic rock formed when magma squeezes between layers of rock | sill |
a mass of rock formed when a large body of magma cools inside the crust | batholith |
the heating of underground water by magma | geothermal activity |
a fountain of water and steam that builds up pressure underground and erupts at regular intervals | geyser |
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