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  2. Volcanic plug - Wikipedia

    en.wikipedia.org/wiki/Volcanic_plug

    A volcanic plug, also called a volcanic neck or lava neck, is a volcanic object created when magma hardens within a vent on an active volcano. When present, a plug can cause an extreme build-up of high gas pressure if rising volatile-charged magma is trapped beneath it, and this can sometimes lead to an explosive eruption.

  3. United States Geological Survey National Volcanic Threat ...

    en.wikipedia.org/wiki/United_States_Geological...

    Mackenzie, Muschalik & Broesche (2021) provided comments on the 2018 report in three separately authored sections. [4] Broesche believes that Yellowstone should be ranked higher due to the size of the volcano and the popularity of Yellowstone National Park, and Muschalik considers Mount Rainier to be just as dangerous as Kilauea due to its proximity to large population centers in Washington.

  4. The ClueFinders 5th Grade Adventures: The Secret of the ...

    en.wikipedia.org/wiki/The_ClueFinders_5th_Grade...

    The ClueFinders 5th Grade Adventures: Secret of the Living Volcano is a computer game in The Learning Company's ClueFinders series of educational software.In the game, the ClueFinders are shipwrecked on a mysterious volcanic island, inhabited by centuries of trapped castaways, where any escape attempt seems to be deliberately thwarted by natural forces.

  5. Volcanic rock - Wikipedia

    en.wikipedia.org/wiki/Volcanic_rock

    Volcanic rocks (often shortened to volcanics in scientific contexts) are rocks formed from lava erupted from a volcano. Like all rock types, the concept of volcanic rock is artificial, and in nature volcanic rocks grade into hypabyssal and metamorphic rocks and constitute an important element of some sediments and sedimentary rocks. For these ...

  6. Volcanology - Wikipedia

    en.wikipedia.org/wiki/Volcanology

    Volcanology advances have required more than just structured observation, and the science relies upon the understanding and integration of knowledge in many fields including geology, tectonics, physics, chemistry and mathematics, with many advances only being able to occur after the advance had occurred in another field of science.

  7. Types of volcanic eruptions - Wikipedia

    en.wikipedia.org/wiki/Types_of_volcanic_eruptions

    Volcanoes known to have Hawaiian activity include: Puʻu ʻŌʻō, a parasitic cinder cone located on Kilauea on the island of Hawaiʻi which erupted continuously from 1983 to 2018. The eruptions began with a 6 km (4 mi)-long fissure-based "curtain of fire" on 3 January 1983. These gave way to centralized eruptions on the site of Kilauea's east ...

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