Volcanoes and earthquakes sometimes occur in Canada’s western ranges because of the .

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 .

The mantle is made up of which structural zones?

Which of the following statements is most likely a characteristic of an authoritarian government in africa