Why might some african countries was most often directly related to
1.communism
2.ethnicity
3.gender
4.religion

What is the mercury length of time for one revolution around the sun?

Based on the information in the graph, what can you conclude about humans in the world in general?

Which of the following characteristics define a state? check all that apply. a. a population of people b. a sovereign government that determines how a group of people is ruled c. an army, military, or police force d. a territory with set borders