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HagansVolcanoes 3-1

HagansVoclanos3-1

QuestionAnswer
Volcano A weak spot in the crust where magma has come to the surface
Magma The molten mixture of rock forming substances, gases and water from the mantle
Lava Liquid magma that reaches the surface;also the rock formed when liquid lava hardens
Ring of Fire A major belt of volcanoes that rims the Pacific Ocean
island arc A string of islands formed by volcanoes along a deep-ocean trench
hot spot An area where magma from deep within the mantle melts through the cracks above it.
Created by: haganj
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