Question

What is a Volcano??
Which material come out during a volcanic eruption??

Answer 1

volcano is a dome like structure or you can say mountain like structure which erupts at regular intervals and gives out lava .lava is an extremely hot. substance which has both merits and demerits

merits are that it increases the fertility of the soil wherever it drops.
demerits are it causes a great disaster to life.

pls mark brainliest