All of the Following Are True of Lahars EXCEPT

question 16

Multiple Choice

All of the following are true of lahars EXCEPT:

• A) Mount St. Helen's eruption was accompanied by a lahar.
• B) they occur only during a volcano's eruptive period.
• C) their water content may be gained from rain caused by the volcanic eruption.
• D) they are one of the fastest types of flows.

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Definitions:

Lock

A mechanical or electronic device that secures an object, usually requiring a key or combination to open.

Post-Traumatic Stress Disorder

A psychiatric disorder that may occur in people who have experienced or witnessed a traumatic event, characterized by severe anxiety, flashbacks, and uncontrollable thoughts about the event.

Recurring Flashbacks

Recurring flashbacks are involuntary and vividly re-experienced memories of traumatic events, often symptomatic of PTSD.

Nightmares

Distressing dreams that can cause a person to wake up feeling fear, anxiety, or disgust.