Which two types of rock are plates on the crust primarily composed of? A. Basalt and Granite
B. Basalt and Obsidian
C. Granite and Bauxite
D. Obsidian and Bauxite

What are economic benefits of building dams

What id the primary human cause of the global warming a. storage of nuclear fuel rods b. burning of fossil fuels c. building of high-density housing d. violent conflicts over natural resources

Technology has affected regional settlement patterns in what ways? choose all that apply. climatic improvement strategies have improved crop productivity. mechanized agricultural methods have improved agricultural productivity. participation in the global economy has increased urbanization. population shifts from urban to rural areas has increased as a result of petroleum production. settlement areas have increased as a result of improved water storage and delivery systems.