General
Name one of the 4 types of volcanoes
Shield, Dome, Caldera, or Composite
What are the two eruption styles of a volcano?
Effusive and explosive
What is a volcano mudslide called?
Lahar
What was the name of the volcano that destroyed Pompeii and Herculaneum?
Mount Vesuvius
What are the two spelling options for the plural of volcano?
Volcanos/Volcanoes
What is the circular region in the Pacific Ocean where volcanoes pop up called?
The Ring of Fire
What two ingredients do both a bottle of soda and a volcano have that are part of what causes it to erupt?
Water and Carbon Dioxide
Name a type of lava flow
Pahoehoe/Aa/Blocky/Pillow/Columnar
What was the name of the volcano credited with giving the loudest sound ever heard?
Krakatoa
What is an underwater volcano called?
Submarine volcano
Name a planet besides Earth that has a volcano
Mars/Venus
What is the name for flying rocks of lava? (2.5" and larger)
Lava bombs/Pyroclasts
What word do you use to describe how thick a liquid is (including lava)?
Viscosity
What year (in far past history) did Mount Vesuvius erupt?
79 C.E.
What type of rock is created from lava with low silica content?
Basalt
What was the name of the man who saw the eruption of Mount Vesuvius and recorded what he saw?
Pliny the younger
If flying rocks of lava are smaller than 2.5", what are they called?
Lapilli
What kind of volcano shape might take place if a volcano erupts with thin lava (low silica)?
Shield volcano
What kind of eruptions does Mount Vesuvius have?
Pyroclastic
What is required for volcanic lighting to take place?
Ash cloud
Name a glass-like substance that comes out of a volcano.
Pele's tears/Pele's hair/Obsidian
What makes a volcano explode violently?
The gases can't escape due to the thick and sticky magma (high silica content)
What is it called when a volcanic eruption moves a glacial lake causing sudden flooding?
Jökulhlaup (glacial burst or glacial run)
Name the volcano that erupted off the coast of New Zealand in 2019.
Whakaari/White Island
What makes the volcano Axial (the one about to erupt near Oregon) unusual?
It is both hot spot and spreading center