Natural gasses like methane for example.
Hope this helps.
12.56 because you multiply the radius by 2 then multiply that by 3.14
False, igneous rocks may classified by chemical composition but may not be crystallized together in the same rock. SO there are always different minerals in igneous rocks.
migration rates,birth rates and death rates are all ways to measure changes in the population?
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: