Match the events to the formation of the universe with the stages during which they occurred

What is the primary purpose of a game reserve?

Suggest two reasons why irrigation is important for human development of the desert (4 marks)

What did the pattern of earthquakes in the wadati-benioff seafloor zones show scientists? a.) earthquakes occur where the ocean floor reaches its highest temperatures. b.) many earthquakes take place 700 kilometers below the seafloor. c.) slabs of ocean floor return to the mantle in subduction zones. d.) ocean - trenches cause earthquakes.