A symbolic representation of the earth's surface or part of the earth surface is called map.
A map.
The two dimensional representation of the Earth's surface on piece of paper is called a map. Maps can show an area in great detail or in very broad outlines.
a map
A map is not a three dimensional representation of earth's surface. The best three dimensional representation of earth's surface is a globe or a topographical map.
Subsidence.
Assuming you are referring to a representation of the earth then it would be a map.
Projection
It is called the crust.
Height above earths surface is called elevation
it is called magma.
A meteorite.
meteoroid