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Inside Earth 3:1
Ch. 3 Sec. 1 Volcanos and Plate Techtonics
Question | Answer |
---|---|
volcano | erupting vent through which molten rock surfaces; creating and destructing mountains |
magma | Molten rock beneath the Earth surface |
lava | magma that flows out onto Earth's surface |
Ring of Fire | Pacific Ring of Fire (or just The Ring of Fire) is an area where large numbers of earthquakes and volcanic eruptions occur in the basin of the Pacific Ocean. |
island arc | A string of islands formed by the volcanos along a deep ocean trench |
hot spot | An area where magma from deep within the mantle melts through the crust above it. |