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Consider the following features about a geographical phenomenon : 1. Torrents of snow and ice roaring down a steep mountain side 2. It is hazardous to skiers and mountaineers 3. It involves a mix of falling, rolling, sliding and flowing of materials Which of the following phenomena can be identified with the above features?

Options

  1. ASlump and earthflow
  2. BAvalanche
  3. CLandslide
  4. DRockslide

Correct answer

B. Avalanche

Step-by-step solution

An avalanche is a rapid flow of snow down a slope, such as a hill or mountain. Avalanches can be set off spontaneously, by such factors as increased precipitation or snowpack weakening, or by external means such as humans, animals, and earthquakes. Primarily composed of flowing snow and air, large avalanches have the capability to capture and move ice, rocks, and trees.

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