| A | B |
| Andes Mountains | High mountain range in western South America |
| Amazon River system | 1,000+ tributaries |
| Tropical | climate type for most of South America |
| Indo-American culture | descendants of native people living in Bolivia, Peru, Ecuador, Colombia |
| Afro-American culture | descendants of African slaves on northern coast and east coast of Brazil |
| Euro-American culture | descendants of Europeans living in southern Brazil, Paraguay, Uruguay, Argentina and Chile |
| Most people of South America practice | a Christian religion |
| Some indigenous people of South America practice | native or other world religions |
| In Brazil the main language is | Portuguese |
| South America’s economy depends on | agriculture and industry |
| South America’s chief natural resources | oil, minerals, rich farmland and rain forests |
| an environmental problem for South America | cutting down of rain forests |
| Social problems of South America include | rising birth rate, growing military power, poverty & illegal drug trade |