VOLCANOES Flashcards
god of fire
VULCAN
greek god of volcanoes
HEPHAESTUS
when rocks become so hot, they can become a substance called
MAGMA
where magma rises
VENT
molten rock that oozes onto the earth’s surface
LAVA FLOW
molten rocks that are thrown out from a volcano
VOLCANIC BOMBS
circular mounds that are protrude from volcanoes
LAVA DOME
heated ash and tephra released from a vent during a volcanic eruption
ERUPTION COLUMN
ashes that fall back down like powdery snow. these suffocate plants and animals
ERUPTION CLOUD
when sulfur dioxide and nitrogen oxide reacts with water
ACID RAIN
eruption magma that blasts up into air and breaks apart into pieces
TEPHRA
emits steam and volcanic gases. creates pathways for rising heat, volcanic gas, and magma
FUMAROLES
openings stemming down into the pool of magma
CRACK
fast-moving volcanic matter and hot gas
PYROCLASTIC FLOW
when hot volcanic material mixes with water from streams or snow and ice.
LAHAR