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8th Unit 2 Science H
8th VOLCANOES VOCABULARY
Question | Answer |
---|---|
VOLCANO | vent in the earths crust through which molten rock flows through. |
CINDER CONE | small , steep sided volcano that erupts gas rich , basaltic lava |
COMPOSITE VOLCANO | large, steep sided volcano that results from explosive eruptions along convergent plate boundaries. |
SHIELD VOLCANO | large volcano with gentle sloping sides, normally located along divergent plate boundaries and oceanic hot spots |
HOT SPOT | volcano that is not associated with a plate boudary |
LAVA | molten rock that erupts onto earths surface |
MAGMA | molten rock below earths surface |
VISCOSITY | liquids ability to flow |
VOLCANIC ASH | tiny particles of pulverized volcanic rock and glass |
VOLCANIC ARC | curved line if volcanic islands that forms parallel to a plate boundary |