Answer: it is the rock formed within the rocks crust.
Explanation: Rocks formed from magma are called igneous rocks. Intrusive igneous rocks form when magma cools inside the Earth. Rocks that form from magma erupting onto the Earth's surface are called extrusive igneous rocks. Extrusive igneous rocks have little to no time to crystallize and, as a result, the crystals are very small or microscopic.
It allows the grass and plants time to replace themselves when the animals migrate.
The seismic focus is the point in the earth's crust where an earthquake originates from.
like the earth smaller then the sun but it orbits around the sun tho