Explain how scale reveals distinctive patterns of migration and settlement of ethnic groups. Then, use regional, state, and urban scales to describe the distribution of African Americans, Hispanics, and Asians in the United States.

Explain the value of statistics and other data to positive economics and to normative economics

What evidence supports geological processes changing the surface of the earth? cutting down forests creates a decrease of habitats. tectonic plates uplift the rocky crust of earth to form mountains. competition in ecosystems creates a decrease in diversity. pollution runoff contaminates a lake.

What is the hottest planet in the solar system?