The three main geochemical cycles of earth are and these geochemical cycles continuously remove and add material on earth.

What effect did the process of urbanization in europe have on the economies of europe? and what document would support the answer?

How was rockefeller able to build his monopoly across the oil industry? he found newer and cheaper ways to refine oil, increasing his profits. he confined his business to ohio so he could buy all the refineries there. he bought up oil refineries, cut costs, and reinvested his profits in other refineries. he began to sell kerosene as well as oil, expanding his market.

At the beginning of the war, why was hitler allowed to continue his aggression without resistance from other european countries