At what depth do most earthquakes occur?

0 to 70 kilometers.

70 to 150 kilometers.

150 to 210 kilometers.

greater than 210 kilometers

Using complete sentences, discuss the Aztec trade system and its importance to the empire.

Surface mining is more ecologically damaging than subsurface mining. a. True b. False

These two countries best represent the concept of globalization. Canada and the U. S Greenland and Canada Mexico and the U. S. the U. S. and Greenland

Does guatemala share a border with mexico? true or false

In which biome do plants grow close to each other and close to the ground in order to resist the cold?

Dams are often built to generate power. One negative impact of damming a river is reduced flow downstream water storage to battle a drought increased recreation opportunities flood control

What three cities form the global centers of economic activity?

Describe and explain the physical and/or chemical methods used to refine the coal

Explain the characteristics of authoritarianism, and identify two Central Asian countries that have this type of government

Why are the rivers so vital to europe's economy?