Montesquieu believed that "branches of should have checks and balances."
a. bank accounts
b. rivers
c. trees
d. government

Who came up with the theory of evolution

Why does physical weathering speed up the processes of chemical weathering? a) physical weathering requires abundant water, as does chemical weathering. b) physical weathering produces fresh surfaces for chemical weathering to attack. c) chemical weathering can occur only on small surfaces, not large ones. d) chemical weathering requires salt, which is provided by salt wedging.

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