What is the function of the peripheral system and its function? peripheral nervous system is all the nerves located outside the  central nervous system; connects the central nervous system to all  the parts of the body. 1 person found this useful.
Volcanoes are formed when magma from within the Earth's upper mantle works its way to the surface. At the surface, it erupts to form lava flows and ash deposits. Over time as the volcano continues to erupt, it will get bigger and bigger.
A volcano is formed when hot molten rock, ash and gases escape from an opening in the Earthâs surface. The molten rock and ash solidify as they cool, forming the distinctive volcano shape shown here.As a volcano erupts, it spills lava that flows downslope. volcano is formed when hot molten rock, ash and gases escape from an opening in the Earthâs surface. The molten rock and ash solidify as they cool, forming the distinctive volcano shape shown here.