if a 50kg object is at a location 25,600km from the earths center, what is the gravitational force exerted by the object on earth? in what direction does that force act

In the years after world war ii, which of the following caused many people from asian and african countries to migrate to europe? a. the end of the soviet union b. new economic opportunities after colonialism ended c. the religious freedom found in europe d. new laws allowing greater numbers of immigrants into european countries