Podcast
Questions and Answers
Phreatic eruptions are caused by the contact of water with hot _____________.
Phreatic eruptions are caused by the contact of water with hot _____________.
country rocks (not magma)
Phreatomagmatic eruptions are generated by the explosive contact of erupting magma with _____________.
Phreatomagmatic eruptions are generated by the explosive contact of erupting magma with _____________.
water
Vulcanian eruptions are characterized by tall eruption columns that can reach up to _____________.
Vulcanian eruptions are characterized by tall eruption columns that can reach up to _____________.
20 km high
Which of the following volcanic hazards is triggered by extreme rainfall along river channels?
Which of the following volcanic hazards is triggered by extreme rainfall along river channels?
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What is the term used for the stream-like flow of incandescent molten rock material erupted from a volcano?
What is the term used for the stream-like flow of incandescent molten rock material erupted from a volcano?
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What type of volcanic hazard is generated by non-eruption explosive events when groundwater comes in contact with still hot pyroclastic flow deposits at the stage of a volcano and converted to steam?
What type of volcanic hazard is generated by non-eruption explosive events when groundwater comes in contact with still hot pyroclastic flow deposits at the stage of a volcano and converted to steam?
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__________ is a fast turbulent mass of fragmented volcanic material mixed with hot gases that flows downslope at very high speed.
__________ is a fast turbulent mass of fragmented volcanic material mixed with hot gases that flows downslope at very high speed.
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__________ is a massive collapse of a huge portion of a volcano usually triggered by an earthquake or volcanic eruption.
__________ is a massive collapse of a huge portion of a volcano usually triggered by an earthquake or volcanic eruption.
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__________ are waves or wave trains that are generated by the sudden displacement of water during volcanic eruptions.
__________ are waves or wave trains that are generated by the sudden displacement of water during volcanic eruptions.
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