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Questions and Answers
Which type of eruption involves magma with high viscosity and high gas content?
Which type of eruption involves magma with high viscosity and high gas content?
- Vulcanian
- Plinian (correct)
- Effusive
- Strombolian
What causes a Strombolian eruption?
What causes a Strombolian eruption?
- High gas content in magma (correct)
- Steam-driven explosion
- Low viscosity magma
- Interaction between magma and water
Which type of eruption is characterized by a lava fountain or lava flows?
Which type of eruption is characterized by a lava fountain or lava flows?
- Phreatic
- Explosive
- Phreatomagmatic
- Hawaiian (correct)
What distinguishes Phreatic eruptions from other types?
What distinguishes Phreatic eruptions from other types?
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Which volcano had an effusive eruption involving basaltic magma low in viscosity and gas content in 1832?
Which volcano had an effusive eruption involving basaltic magma low in viscosity and gas content in 1832?
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What type of eruption is short, explosive, and violent?
What type of eruption is short, explosive, and violent?
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