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Volcanoes

QuestionAnswer
1Volcano a weak spot in the crust were molten material, or magma comes to the earths serface
2Magma molten mixture of rock forming substances, gases, and water from the mantle referred to as magma
3Ring of Fire formed by many volcanoes at the rim of the pacific ocean
4Island arc Volcanoes at boundaries where two oceanic plates collide creating a string of islands
5hot spot an area formed deep in the mantle then rises and forms magma.
6shield Volcano Gently sloping mountain formed by repeated lava flows
7composite volcano cone shaped mountain formed from ash cinders, and bombs
8cender volcano mountain formed by altering with explosive eruption
9still when magma squeezes through rock
10dike when magma forces itself across rock
11batholith small bodies of hardened magma
12lava plateu lava that has hardened over millions of years
13extinct a volcano that has not exploded in millions of years
14dormant a volcano that has not exploded in two hundred years
15active a volcano that can explode at any second
16Volcanic ash fine rocky particles as small ass a speck of dust
17magma chamber pocket of magma beneath the surface
18crater bowl shaped area formed around a volcanoes central vent
19vent vents on the side of volcanoes that allows lava to flow furthr
20pipe a pipe where magma flows to the surface
21coldera a large hole formed when a volcanoes magma chamber empties and collapses rfac
22hot spring a lake of water pressure under a active volcano
23Gyeser cano of hot spring that erupts as a fountain of water
Created by: 1964968772
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