Q:

What is a quiet volcano called?

A:

Quick Answer

A quiet volcano is considered dormant. Dormant volcanoes are volcanoes that have not actively erupted in the past 10,000 years, but still have the potential to erupt at some point.

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Full Answer

The Mauna Kea volcano, like most other volcanoes in Hawaii, is an example of a dormant volcano. Its last eruption was well over 10,000 years ago, but scientists believe the volcano is not completely extinct. Even volcanoes that are classified as extinct do occasionally erupt, such as the Fourpeaked volcano in Alaska that was believed to be extinct but erupted in September of 2007. Once a volcano erupts, it's classified as active.

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Related Questions

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    How many people died when Krakatoa erupted?

    A:

    When the volcano Krakatoa erupted in 1883, at least 36,417 died from the eruption itself and the tsunamis it created. On Aug. 27, 1883, two-thirds of the volcano collapsed during a chain of violent eruptions that almost destroyed the entirety of the island and surrounding archipelagos.

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  • Q:

    What does the inside of a volcano look like?

    A:

    The inside of a volcano has one or more vents through which gas and lava flow during eruptions. Below the vent is the magma, which is the molten rock that flows upward due to the divergence or convergence of tectonic plates in the Earth's crust. The number of vents and shape of the buildup of magma inside the magma chamber depends upon the type of volcano.

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  • Q:

    What are the different parts of a volcano?

    A:

    The main parts of a volcano include the summit crater, the magma chamber, the central vent and the edifice. While volcanoes vary considerably in terms of size and shape, most land volcanoes have structural similarities.

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  • Q:

    What type of volcano is Mount Mazama?

    A:

    Mount Mazama is a composite volcano. It is made of multiple layers of lava flows and fragmented debris. Mount Mazama had a violent eruption around 5677 B.C., which caused the main height of the volcano to collapse and create a caldera, which holds Crater Lake.

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