Volcanoes are often cone shaped.
They are formed by materials fromk the mantle being forced through an opening in the Earth's crust, the vent.
Volcnoes are Extinct, Dormant or Active.
Extinct: It will never erupt again.
Dormant: It hasn't erupted in 2000 years.
Active: It has erupted recently and is likely to erupt again.
Composite Volcano is made up of Lava and Ash.
Four types of substance can be…