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Science ch.3 vocab 2

Last 16 vocab words of ch.3

QuestionAnswer
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describes a volcano that is no longer active and is unlikely to erupt again extinct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
Created by: Schoolquiz
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