Which of the following is NOT a characteristic of an actively erupting volcano?

A. Glowing lava flows moving down mountain slopes.
B. Rapidly melting glaciers/snowpack producing massive mudflows.
C. Totally covered in a fresh blanket of clean, white snow.
D. Billowing ash column rising into the sky.


Answer: C

Environmental & Atmospheric Sciences

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What valuable commodity has yet to be commercially mined from ocean sediments?

a. Natural gas b. Gravel c. Diatomaceous earth d. Manganese nodules

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From 1917 to 1991 the twelve countries of Russia and the Near Abroad, in addition to the three Baltic countries, collectively made up one communist controlled country, the Soviet Union

Indicate whether the statement is true or false

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Corals are

A) plants. B) fungi. C) cnidarians. D) sponges.

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