Types of Volcanic Eruptions

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What type of volcanic eruption produces lava flows exclusively?

Strombolian

Plinian

Hawaiian (correct)

Vulcanian

Which type of eruption results in the sudden release of built-up pressure producing pyroclastic debris?

Strombolian

Vulcanian

Hawaiian

Plinian (correct)

What type of eruption is characterized by sustained fissure eruptions producing curtains of basaltic lava?

Hawaiian (correct)

Plinian

Vulcanian

Strombolian

Which type of eruption produces low-viscosity basaltic lava flows and fountains?

Hawaiian Signup and view all the answers

What type of eruption results from the bursting of clumps of gas bubbles at the surface?

Strombolian Signup and view all the answers

Which type of eruption results from more viscous lava, slowing down bubble formation and clogging up conduits?

Vulcanian Signup and view all the answers

What type of eruption results from bursting gas bubbles at the surface, throwing up clots of lava?

Strombolian eruption Signup and view all the answers

Which classification of eruption occurs in a shallow body of water and is characterized by strong explosions due to magma-water interaction?

Surtseyan Eruption Signup and view all the answers

What volcanic eruption type is the result of slow bubble formation and clogging of conduits leading to a volcanic explosion?

Vulcanian Eruption Signup and view all the answers

Which type of eruption evolves from Icelandic eruptions and produces low-viscosity basaltic lava flows?

Hawaiian Eruption Signup and view all the answers

What causes Strombolian eruptions to be accompanied by high concentrations of pyroclastic debris?

Bursting gas bubbles at the surface Signup and view all the answers

Which eruption type is driven by violent thermal contraction of magma when it interacts with water?

Phreatomagmatic Eruption Signup and view all the answers

What drives purely steam-driven eruptions?

Expansion of water into steam Signup and view all the answers

Which type of eruptions produce Hawaiian volcanoes over time?

Eﬀusive eruptions Signup and view all the answers

What is the main source of pressure behind explosive volcanic eruptions?

Decompression of gases Signup and view all the answers

How does the amount of gases affect the force of the explosion in magmatic eruptions?

More gas increases the force Signup and view all the answers

True or False: Vulcanian eruptions generally have higher eruption columns compared to Strombolian eruptions.

True Signup and view all the answers

Which eruption is an example of a Plinian eruption?

1991 Pinatubo eruption Signup and view all the answers

Types of Volcanic Eruptions

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Questions and Answers

What type of volcanic eruption produces lava flows exclusively?

Which type of eruption results in the sudden release of built-up pressure producing pyroclastic debris?

What type of eruption is characterized by sustained fissure eruptions producing curtains of basaltic lava?

Which type of eruption produces low-viscosity basaltic lava flows and fountains?

What type of eruption results from the bursting of clumps of gas bubbles at the surface?

Which type of eruption results from more viscous lava, slowing down bubble formation and clogging up conduits?

What type of eruption results from bursting gas bubbles at the surface, throwing up clots of lava?

Which classification of eruption occurs in a shallow body of water and is characterized by strong explosions due to magma-water interaction?

What volcanic eruption type is the result of slow bubble formation and clogging of conduits leading to a volcanic explosion?

Which type of eruption evolves from Icelandic eruptions and produces low-viscosity basaltic lava flows?

What causes Strombolian eruptions to be accompanied by high concentrations of pyroclastic debris?

Which eruption type is driven by violent thermal contraction of magma when it interacts with water?

What drives purely steam-driven eruptions?

Which type of eruptions produce Hawaiian volcanoes over time?

What is the main source of pressure behind explosive volcanic eruptions?

How does the amount of gases affect the force of the explosion in magmatic eruptions?

True or False: Vulcanian eruptions generally have higher eruption columns compared to Strombolian eruptions.

Which eruption is an example of a Plinian eruption?

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