Exercise
Types of Volcanic Eruptions (Explosive vs. Effusive)
Compare explosive and effusive volcanic eruptions to understand how lava behaves during different events. Learn what causes eruptions to burst violently or flow gently.
Questions
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MultiChoice
What characterizes an effusive volcanic eruption?
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MultiChoice
What main factor determines whether an eruption is explosive or effusive?
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MultiChoice
Which type of magma leads to explosive volcanic eruptions?
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MultiChoice
What eruptive style produces vast blankets of volcanic ash and pyroclastic material?
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MultiChoice
Hawaiian-style eruptions are classified as which type?
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MultiChoice
Plinian eruptions are known for which feature?
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MultiChoice
What occurs when groundwater comes into contact with hot magma?
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MultiChoice
Which material is NOT ejected during an effusive basaltic eruption?
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MultiChoice
What allows gases to escape easily from low-viscosity magma?
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MultiChoice
Explosive eruptions can cause which hazard that travels down river valleys at high speeds?
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MultiChoice
An eruption along a long crack in Earth's crust is called what?
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MultiChoice
Why are effusive eruptions generally less dangerous to human life than explosive eruptions?