it forms igneous rocks
Magma that reaches the Earth's surface is known as lava.
It hardens because it cools.
It cools and solidifies into a sedimentary rock.
Magma is liquid rock before it reaches the surface magma which reaches the surface is called lava.
lava
an earhtquake occurs
no sometimes it cools under earth's surface. that is called intrusive igneous rocks. when it reaches earth's surface and cools its called extrusive igneous rocks.
when the lava rock is in the volcanoe it is magma, and when it reaches the outside of the volcanoe it is lava.
Magma that reaches the Earth's surface is known as lava.
Magma that reaches the Earth's surface is known as lava.
Magma that reaches earth's surface is called lava.
There are two known processes by which magma ceases to exist: by volcanic eruption, or by crystallization within the crust or mantle to form a pluton. In both cases the bulk of the magma eventually cools and forms igneous rocks.