If the earth is a sphere, would we be able to walk/go around the earth in a straight line and end up in the same place?

What are the differences between differing map projections ?

How do the various countries in east asia meet their power needs? give specific examples

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