What is a culture region?
OA) a geographic unit determined by cultural characteristics
B) an isolated region, like an island
C) a large, contained region, like a continent
D) a way to define isolated cultures, prior to the Age of Exploration

Iceland has taken advantage of its geology to meet a. political needs b. energy needs c. cultural needs d. economic needs answer b. energy needs

Which barrier to economic development is shown in the following examples? i. the high rate of hiv infection in underdeveloped nations ii. the use of children as soldiers in uganda’s army in the early 2000s iii. low literacy rates in underdeveloped nations with limited exposure to adequate education a. foreign debt b. political instability c. widespread disease d. low levels of social welfare

Describe the four major spheres of the earth system; identify the parts of the earth they each represent. explain what is meant by the "earth system."