Pack 114 Fun Pages - Geologist Activity Badge

Volcanoes
By Barb Stephens



Read the definitions, then label the diagram below.

ash cloud - the cloud of ash that forms in the air after some volcanic eruptions

conduit - a passage through which magma (molten rock) flows in a volcano

crust - the Earth's outermost, rocky layer

lava - molten rock; usually comes out of erupting volcanoes

magma chamber - contains magma (molten rock) deep within the Earth's crust

side vent - a vent in the side of a volcano

vent - an opening in the Earth's surface through which volcanic materials erupt






Last updated June 14, 2002

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