mount_pele_on_may_8th_1902_1.ppt |
intrusive_features.ppt |
3.ppt |
Volcanoes
These are natural vents or fissures on the earth surface linking the earth's interior to its exterior through which magma is ejected.
Structure of a volcano
The shape and composition of the volcano is influenced by the type of lava ejected. there are two type of lava; basic/basaltic and andesitic/acidic.