There are three diffrent types of volcanoes. The first one is called a composite volcano. A composite volcano is a tall volcano. When the composite volcano explodes it shoots up lava, ash, and gasses.
The sencend type of volcano is called a shield volcano. A shield volcano is not tall it is a fat volcano. A shield volcano expodes and when it expldes it shoots out lava, and ash. It flows like a river. A very slow river.
Cinder Cone Volcano
The last but not least is called a cinder cone volcano. It is tall and fat. It is a mixter of a composite volcano and a shield volcano. When it expodes it shootes lava, ash, and gases.