The molten rock that erupts from volcanoes ultimately comes from Earth's mantle, which is a very hot layer of rock. It is hot enough that some if its rock can melt and rise through the crust.
No, volcanoes do not need lava to be volcanoes.
NO, volcanoes make lava.
lava
volcanoes will erupt and let out lava then the lava will harden and that will be new land.
lava
no
Lava
magma lava
Lava is molten rock that flows out of a volcano.
Three landforms that can be created from ash are cinder cone volcanoes, composite volcanoes, and shield volcanoes. Lava plateaus can also be formed.
Volcanoes can erupt ash, gas, and pumice in addition to or instead of lava.
they dont; the lava comes from the mantle in the earth