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Instructions: Identify the Following

question 55

Essay

Instructions: Identify the following. Be as specific as possible, and include names, dates, and relevant facts as appropriate. Be sure to explain the significance of the person or term.
Annexation of Texas


Definitions:

Pyroclastic Column

A pyroclastic column is a dense, vertical plume of hot volcanic materials, including ash, pumice, and volcanic gases, expelled during explosive volcanic eruptions.

Lava Fountain

A spectacular volcanic phenomenon in which molten lava is violently ejected into the air from a vent or crack, forming a fountain-like appearance.

Lava Flow

The movement of molten rock expelled by a volcano onto the Earth's surface.

Low-viscosity Lavas

Lava flows that are thin, runny, and able to travel long distances due to their low resistance to flow.

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