12 Questions
What is a Plinian Eruption characterized by?
Highly explosive and violent blasts
What is the main reason behind the eruption of volcanoes?
Pressure build-up within the volcano
What factor affects magma's viscosity?
Magma's temperature
What type of eruption occurs when magma is thick and does not flow easily?
Explosive Eruption
What scale is used to describe the size of explosive volcanic eruptions based on magnitude and intensity?
Volcanic Explosivity Index (VEI)
What is one of the advantages of volcanoes mentioned in the text?
Generation of geothermal energy
What type of eruption is characterized by fountain lava and periodic explosions?
Strombolian eruption
Which type of eruption involves the contact between water and magma, resulting in explosive interactions?
Phreatomagmatic eruption
What is a characteristic of Vulcanian eruptions?
Material traveling faster than 350 meters per second
Why are Phreatomagmatic eruptions considered explosive?
Fragmentation due to water-magma interaction
Which eruption type can produce base surges along with a large column of fine ash?
Phreatomagmatic eruption
What distinguishes Strombolian eruptions from Vulcanian eruptions?
Regular or irregular explosions with fountain lava
Learn about the differences between Phreatomagmatic and Strombolian volcanic eruptions in this quiz. Explore the violent nature of Phreatomagmatic eruptions caused by water-magma interaction, and the fountain-like lava eruptions of Strombolian activity.
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