The core has the largest density, being made of iron and nickel
The mantle has an intermediate density and the crust has the lowest density.
Birmingham's nickname was "Bombingham" because there had been about 60 unsolved bombings and no one arrested for them.
Answer:
The growth in urban areas comes from both the increase in migration to the cities and the fertility of urban populations.The urbanization of the world is likely to slow population growth. It is also likely to concentrate some environmental effects geographically
Explanation:
