GLY Topic 14

question

Nevado del Ruiz had no previous history of causing lahars
answer

False
question

What kind of volcano is Nevado del Ruiz?
answer

Stratovolcano
question

Volcanoes of what volcanic explosive index can generate lahars?
answer

any
question

Lahars are seldom a danger when tens of kilometers from a volcano
answer

False
question

What volcanic hazard from Nevado del Ruiz was responsible for the loss of life in the village of Armero
answer

A lahar
question

There had been no recent volcanic or seismic activity on Nevado del Ruiz in the months prior to the deadly November 13, 1985 eruption:
answer

False
question

Most of those who died in Armero, Columbia, did so from
answer

Crushing injuries and burial
question

Unfortunately, a volcanic hazards map was not finished prior to the Nevado del Ruiz disaster:
answer

False
question

The Columbian government had no knowledge of the danger of Nevado del Ruiz to surrounding communities:
answer

False
question

How does the loss of life from the Nevado del Ruiz lahar rank in terms of twentieth century volcanic distasters
answer

Second only to St. Pierre, Martinique
question

Local officials in Armero were partially at fault for a lack of evacuation
answer

True
question

The City of Armero was built on
answer

The floodplain of a river draining from Nevado del Ruiz
question

What was the source of water to the Nevado del Ruiz lahar?
answer

An ice cap
question

Do you believe that most large stratovolcanoes in the temperate to high latitudes have permanent snow and/or ice caps?
answer

Yes
question

Nevado del Ruiz is located in the ________ mountains in the country of ________.
answer

Andes, Columbia
question

Which of the following was to blame for the great loss of life in Armero
answer

All of these
question

Why did people settle in the Lagunilla River Valley and Armero?
answer

All of these
question

Swift and efficient disaster response greatly reduced the loss of life in Armero, Columbia, in the days after the disaster
answer

False
question

Why wasn’t the volcanic eruption of Nevado del Ruiz detected on the day of Armero’s destruction?
answer

They knew it had erupted
question

What relationship does volcanism in the Andes have to plate tectonics?
answer

The Andes are above a subduction zone

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