vocabulary 13 Volcanoes

Hot spot   avery hot part of the mantel where magma can melt thought a plate moving above it .

Vent  central openig in a volcanic are throught wich magna may escape .

Lava  magma that  reach the earth and flow out the vent .

Crater  a cuplike hollow that forms at the top of a volcano around the vent .

Cinder cone volcano   a steep side cone that forms from explosive eruptions of hot rocks ranging from partilcles to boulders .

Shield volcano  a wide gently stoped cone that forms from flow of lava .

Compositive volcano   a cone formed from explosive eruptions of hot rocks flowed by a flow of lava over and over .

Geothermical energy   heat from below earth surface