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Volcanoes

6th Grade Volcano information

TermDefinition
VOLCANO OPENING IN EARTH THAT ERUPTS GASES, ASH, AND LAVA.
ACTIVE VOLCANO VOLCANO CURRENTLY ERUPTING OR WILL ERUPT IN THE NEAR FUTURE.
DORMANT VOLCANO VOLCANO CURRENTLY NOT ERUPTING BUT MAY ERUPT AGAIN.
EXTINCT VOLCANO VOLCANO THAT HAS NOT ERUPTED IN RECENT HISTORY AND PROBABLY WILL NOT ERUPT AGAIN.
VENT OPENING IN THE EARTH'S SURFACE.
CRATER STEEP WALLED DEPRESSION AROUND THE VENT OF A VOLCANO. A BOWL SHAPED DEPRESSION WITH A RAISED RIM
RIFT DEEP CRACK IN THE EARTH FORMED WHEN TECTONIC PLATES MOVE APART.
SUBDUCTION PROCESS OF ONE TECTONIC PLATE MOVING UNDER ANOTHER.
HOT SPOT VOLCANICALLY ACTIVE PLACE ON EARTH'S SURFACE THAT IS FAR AWAY FROM A PLATE BOUNDARY.
NONEXPLOSIVE ERUPTION RELATIVELY CALM FLOW OF LAVA PASSING ONTO EARTH'S SURFACE.
EXPLOSIVE ERUPTION VIOLENT AND DESTRUCTIVE VOLCANIC ERUPTION.
SHIELD VOLCANO BROAD VOLCANO WITH GENTLY SLOPING SIDES FORMED FROM REPEATED NONEXPLOSIVE ERUPTIONS.
TEPHRA SOLID LAVA AND BITS OF ROCK THAT FALLS FROM THE AIR.
CINDER CONE VOLCANO STEEP-SIDED VOLCANO FORMED FROM EXPLOSIVE ERUPTIONS.
COMPOSITE VOLCANO BROAD BASED VOLCANO WITH STEEPER SIDES FORMED FROM EXPLOSIVE ERUPTIONS FOLLOWED BY QUIETER FLOWS OF LAVA.
BATHOLITH LARGEST INTRUSIVE IGNEOUS ROCK FORMATION.
DIKE IGNEOUS ROCK FORMATION FORMED WHEN MAGMA SQUEEZES INTO VERTICAL CRACKS AND CUTS ACROSS ROCK LAYERS.
SILL IGNEOUS ROCK FORMATION THAT FORMS WHEN MAGMA ENTERS HORIZONTAL CRACKS THAT ARE PARALLEL TO ROCK LAYERS.
VOLCANIC NECK LANDFORM CREATED WHEN A VOLCANO STOPS ERUPTING AND MAGMA HARDENS WITHIN THE VENT.
CALDERA LARGE, SEMICIRCULAR DEPRESSION THAT FORMS WHEN THE MAGMA CHAMBER BELOW PARTIALLY EMPTIES AND CAUSES THE GROUND ABOVE TO SINK.
EROSION THE PROCESS BY WHICH MATERIAL FROM THE EARTH'S SURFACE IS WORN AWAY BY FORCES SUCH AS WIND, WAVES, AND GLACIERS
LAVA MOLTEN ROCK ERUPTING FROM A VOLCANO OR VOLCANIC FISSURE
ASH THE SOFT RESIDUE THAT REMAINS AFTER COMBUSTION
MAGMA THE HOT, LIQUEFIED MATTER BENEATH THE EARTH'S SURFACE THAT ERUPTS FROM VOLCANOES AND COOLS TO PRODUCE IGNEOUS ROCK
PUMICE LIGHT, POROUS HARDENED LAVA, POWDERED OR WHOLE, USED AS AN ABRASIVE AND POLISHING AGENT
SUMMIT THE PART WITH THE HIGHEST ELEVATION, ESPECIALLY OF A MOUNTAIN; PEAK
DISASTER A SUDDEN CALAMITY, ESPECIALLY ONE CAUSING WIDESPREAD DAMAGE OR SUFFERING
DORMANT IN A STATE OF TEMPORARY INACTIVITY OR REST. SUSPENDED OR SLOWED DOWN
ERUPTION ANY VOLCANO THAT IS ACTIVELY RELEASING LAVA AND OR GASSES
Created by: feralresiliency
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