What causes avalanches?

  1. Layers of snow build up and slide down the mountain

  2. A vibration or movement like the voice of a person or a train can start and avalanche

  3. Certain weather conditions like wind and rain

  4. A rock or a piece of ice can shake the snow to slide down the mountain

  5. Water under the snow could make the snow slide

  6. A section of the snow could fall down or break apart and slide down the mountain

 

 

 

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