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6 Cards in this Set
- Front
- Back
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Name 4 types of Volcanoes
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- Caldera
- Shield Volcano - Cone - Volcano Field |
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Name 2 hazards with volcanism in Auckland Region.
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- Complete devastation of any buildings or infrastructure within 3 km of the eruptive vent, or in the path of lava flows
-> health risk to people and animals due to irritation of lungs and eyes and poor sanitation. |
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Name 2 volcanic hazards with large Rhyolitic eruptions from Taupo NZ
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->Moderate to large rhyolite tephra (pyroclastic fall) fall will cover all of the Taupo area.
-> Pyroclastic flow can start and can solidify to form ignimbrites. |
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Name 2 volcanic hazards with andecite volcanoes in Taupo NZ
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-> Lahar from the eruption has potential to travel vast distances in river systems-poses additional hazard beyond periphery of volcano.
-> Debris flows-landslide on flank of volcano. |
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What is a repose period?
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Time period between eruptions of a volcano
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Mercalli Vs Richter?
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Mercalli is intensity and damage, richter measures the magnitude of an earth quake ( could be high magnitude but still have a low impact)
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