Matching Pairs 2º de ESO: Unit 6: Human Geography of America and Africa.Online version In this activity we have to find connections between ideas. The key factor is to know the differences that american and african continent present and the number of inhabitants who live in them. by Fernando Navarro García 1 Represents one fifth of the Earth land mass. 2 It is considered the most privileged part of the american continent. 3 328 millions of inhabitants 4 The population exceeds 350 millions of people 5 The social differences between human beings are more dramatic here. 6 640 millions of people 7 Social, economic and political factors. 8 Life expectancy for men in Central and SouthAmerica 9 37 millions of inhabitants 10 Two major countries with many cultural and commercial ties Population of NorthAmerica Central and southamerica Canada Africa United States, Canada. Causes that explain the emigration from south to the north NorthAmerica The population of central and southamerica United States 71 years