official vocab quiz

An [blank_start]active[blank_end] volcano is a volcano that erupts regularly.

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.

An [blank_start]extinct[blank_end] volcano is a volcano that have had no eruptions in the last 25,000 years.

A [blank_start]live[blank_end] volcano is a volcano that could potentially erupt in the future.

A [blank_start]dead[blank_end] volcano is a volcano that cannot erupt.

An [blank_start]eruption[blank_end] is the release of lave, ash and steam from a volcano.

A [blank_start]fissure[blank_end] is a large crack where eruptions may take place.

[blank_start]Fume[blank_end] is gas that is released from an eruption of a volcano.

[blank_start]Magma[blank_end] is molten rock found in the Earth's surface.

The [blank_start]magma chamber[blank_end] is the area in the Earth's surface where magma is formed.

[blank_start]Lava[blank_end] is a combination of magma, gases and steam.

[blank_start]Hydrogen sulfide[blank_end] is a gas which has a scent of rotten egg.

[blank_start]Volcanic dust[blank_end] are particles of rock power that are blown out of a volcano.

[blank_start]Ash[blank_end] is dark powder left behind after the burning of a substance.

A [blank_start]lahar[blank_end] is a river of mud formed by rain combining with volcanic dust.

[blank_start]Jet-stream winds[blank_end] are cold and fast winds found approximately 30km up into the atmosphere.

[blank_start]Volcanic bombs[blank_end] are solid rocks that are blown out of a volcano.