taypar3kDragarchick taypar3kDragarchick
  • 02-01-2017
  • Computers and Technology
contestada

Select all of the answers that apply.

Which of the following are warning signs that a volcano will soon erupt?

earthquakes or tremors
ground swelling
color changes
smoke plumes

Respuesta :

Wilson45
Wilson45 Wilson45
  • 02-01-2017
The temperature of rocks in the volcanic cone increase. Changes in shape of the volcanic cone. Most of the time the cone starts to swell or bulge just before a eruption. A number of increases in small earthquakes or tremors around a volcano Emission of gas and steam from a volcano.
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