Question

Describe the features of a volcano.

Answer 1

(i) A volcano is an opening on the surface of the Earth from which magma, associated gases and ash erupt.
(ii) Volcano has a magma chamber that is a huge bottomless pot of molten rocks.
(iii) The main channel through which magma moves towards the surface is the central vent.
(iv) A crater is the top of a volcano and much of the lava, gas, rock fragments and ash are ejected from it.
(v) Volcanic cones are the result of eruptions which are mostly small pieces of rocks that build up cones around the vent.