The United States Study Guide Section 1 (variety of landforms and climate regions) Terms- contiguous, megalopolis, coral reef Physical Regions- Know their location: Coastal Plains (Atlantic and Gulf), Appalachian Mountains, Interior Plains (Great Plains and Central Lowlands, Mountains and Plateaus, The Pacific Coast. Physical - Great Plains, Rockies, Appalachian, Mount McKinley, Great Lakes, Mississippi River Many climate regions- most mid-lattitude Section 2 (economy- abundant resources and hard work) Terms- Free enterprise system, service industry, navigable, fossil fuel, acid rain, landfill, recycling, free trade Economic Regions Northeast (ports, manufacturing, and trade) South (rich soil, agriculture) Midwest ("America's breadbasket"- corn, soybeans, wheat, Rivers) Interior West (dry climate- raising cattle, rich in minerals like gold and silver) Pacific (Fertile valleys, Fishing, lumber, Minerals, technology and innovation) Section 3 (History- diverse culture) Terms- colony, representative democracy, federal republic, secede, immigrant, rural, urban, suburb. July 4, 1776 Constitution Bill of Rights Amendments Civil War Branches of gov't (Executive, Legislative, Judicial) The majority ethnic group The fastest growing ethnic group Georgia O'Keefe Langston Hughes Mark Twain Louis Armstrong