Supervolcano

Supervolcano

Discover what lies above one of the world's largest hot spots in this article from the Extreme Explorer magazine archive.

Grades

6 - 8

Subjects

Earth Science, Geology

Content Created by
Explorer Magazine
algae
plural noun

(singular: alga) diverse group of aquatic organisms, the largest of which are seaweeds.

bacteria
plural noun

(singular: bacterium) single-celled organisms found in every ecosystem on Earth.

caldera
noun

large depression resulting from the collapse of the center of a volcano.

debris
noun

remains of something broken or destroyed; waste, or garbage.

dynamic
adjective

always changing or in motion.

eruption
noun

release of material from an opening in the Earth's crust.

fumarole
noun

vent from which steam is emitted.

geyser
noun

natural hot spring that sometimes erupts with water or steam.

Grand Canyon
noun

large gorge made by the Colorado River in the U.S. state of Arizona.

hot spot
noun

intensely hot region deep within the Earth that rises to just underneath the surface. Some hot spots produce volcanoes.

hot spring
noun

small flow of water flowing naturally from an underground water source heated by hot or molten rock.

magma
noun

molten, or partially melted, rock beneath the Earth's surface.

mud pot
noun

natural spring filled with hot, bubbling mud.

Old Faithful
noun

geyser in Yellowstone National Park in the U.S. state of Wyoming.

petrify
verb

to turn to stone.

supervolcano
noun

volcano capable of ejecting more than 1,000 cubic kilometers (240 cubic miles) of material.

volcano
noun

an opening in the Earth's crust, through which lava, ash, and gases erupt, and also the cone built by eruptions.

Yellowstone National Park
noun

large national park in the U.S. states of Wyoming, Idaho, and Montana.

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Last Updated

May 20, 2022

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