Choose all the right answers. Choose the three main earth layers.

igneous
metamorphic
fossils
crust
core
mantle

Palo duro is the largest canyon in north america. t f

Soweto was the site of one of the that swept across south africa in the late 1970s. in his effort to end apartheid, desmond tutu turned to . the united states responded to south africa’s apartheid policy in the 1980s by .

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