Which of the Following Are Differences Between an Eruption Column

question 40

Multiple Choice

Which of the following are differences between an eruption column and pyroclastic flow?

• A) Tephra in an eruption column stays hotter until it reaches the ground.
• B) A pyroclastic flow rises higher into the atmosphere than an eruption column.
• C) Damage from an eruption column is more restricted than a pyroclastic flow.
• D) A pyroclastic flow forms when the gas flux cannot support the column.

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