EARTH SCIENCE
VOLCANOES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which volcano alert level is to have a low level unrest and no eruption imminent?
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Alert level 1
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Alert level 2
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Alert level 3
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Alert level 4
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Alert level 5
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Explanation:
Detailed explanation-1: -NORMAL indicates a non-eruptive background state of activity, ADVISORY reflects an activity level elevated above background, WATCH is used when an eruption is likely, or an eruption is occurring with limited hazards, and WARNING means a hazardous eruption is imminent, underway, or suspected.
Detailed explanation-2: -The Volcanic Alert Level system has six levels ranging from 5 (major volcanic eruption) to 0 (no volcanic activity): Volcanic Alert Level. Volcanic Activity. Most likely hazards.
Detailed explanation-3: -Authorities revise alert to yellow to denote an unstable volcano.
There is 1 question to complete.