Question

इमेजिन नेहा इज योर फ्रेंड​

Answer 1

Explanation:

An opening in the earth's crust that allows hot molten lava, ash and gases to escape from below the surface, is called a volcano. ... With time, the lava and ash flow out of the magma chamber, cool down, solidify and accumulate in layers forming a Volcano. The earth is composed of three layers: Crust, Mantle and Core.