Parts of the Volcano Flashcards
It surrounds a volcanic vent. Funnel shaped opening at the top of a volcano. Mayon has 1, Taal has 47
Crater
formed after an enormous eruption in a short period of time
Caldera
molten rock beneath Earth’s surface
Magma
molten rock that erupts from a volcano that solidifies as it cools
Lava
fragments of lava or rock smaller than 2mm in size that are blasted into the air by volcanic explosions
Ash
An underground passageway of magma travels through it
Conduit
Entrance of a volcano. The part of the conduit that ejects lava and volcanic ash
Throat
A flat piece of rock formed when magma hardens in a crack in a volcano
Sill
An opening in Earth’s surface through which volcanic materials escape
Vent
A small cone shaped volcano formed by an accumulation of volcanic debris
Parasitic Cone