Answer:
earth's crystal gets pushed down back towards the core of earth. and the further down you go the hotter it gets. So the crusts melts back down to magma. and eventually will come back up through lava in volcanoes
Answer:
Population density.
Explanation:
Population density is a statistical data that allows graphing the number of people living in a given territory, dividing the number of inhabitants of that territory by its size, usually in square kilometers or square miles.
Thus, the more the population increases in a territory, the more its population density will increase. An example of territories with a high population density is Hong Kong, with about 7,000 inhabitants per square kilometer, while an example of a nation with a low population density is Canada, with 4 inhabitants per square kilometer.
Answer:
A
Explanation:
Ecosystem X is a suffering habitat after the major disturbance. The animals have become endangered. its become a secondary Succession.
A layer of the earths atmosphere above the mesosphere and below the exosphere.