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An [blank_start]active[blank_end] volcano is a volcano that erupts regularly.
Question 2
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A [blank_start]dormant[blank_end] volcano is a volcano that lasted 20 to 5000 years without an eruption but volcanic activity is still present.
Question 3
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An [blank_start]extinct[blank_end] volcano is a volcano that have had no eruptions in the last 25,000 years.
Question 4
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A [blank_start]live[blank_end] volcano is a volcano that could potentially erupt in the future.
Question 5
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A [blank_start]dead[blank_end] volcano is a volcano that cannot erupt.
Question 6
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An [blank_start]eruption[blank_end] is the release of lave, ash and steam from a volcano.
Question 7
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A [blank_start]fissure[blank_end] is a large crack where eruptions may take place.
Question 8
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[blank_start]Fume[blank_end] is gas that is released from an eruption of a volcano.
Question 9
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[blank_start]Magma[blank_end] is molten rock found in the Earth's surface.
Question 10
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The [blank_start]magma chamber[blank_end] is the area in the Earth's surface where magma is formed.
Question 11
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[blank_start]Lava[blank_end] is a combination of magma, gases and steam.
Question 12
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[blank_start]Hydrogen sulfide[blank_end] is a gas which has a scent of rotten egg.
Question 13
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[blank_start]Volcanic dust[blank_end] are particles of rock power that are blown out of a volcano.
Question 14
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[blank_start]Ash[blank_end] is dark powder left behind after the burning of a substance.
Question 15
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A [blank_start]lahar[blank_end] is a river of mud formed by rain combining with volcanic dust.
Question 16
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[blank_start]Jet-stream winds[blank_end] are cold and fast winds found approximately 30km up into the atmosphere.
Question 17
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[blank_start]Volcanic bombs[blank_end] are solid rocks that are blown out of a volcano.