Explain how volcanoes change the earth's surface?

1 Answer
Mar 2, 2018

Answer:

The magma from lava comes up from the volcanoes and spreads over the earths surface.

Explanation:

Ok so the magma is in the volcano and it comes up, turning into lava which therefore hardens on the earth's surface after it spreads, turning into rock and adding on to the earth's surface.