Study Guide: The Northeast Region Test will be on Friday October 2nd. Key Concepts: Glaciers shaped the Northeast by scraping away fertile soil, forming basins that later filled with water to become lakes. In the northern coastal areas, glaciers scraped away the topsoil. This left behind poor, rocky soil. In 1500 only Native Americans lived in the Northeast because European settlers had not yet arrived. How might a harbor and port be related? A harbor is a protected area of water where ships can dock safely. As a result, many ports might be in harbors. Cause and effect of the American Revolution: Cause--colonists were angry because Britain taxed them without allowing them representation. Effect—the United States became an independent nation. Changes during the Industrial Revolution-machines powered by steam engines replaced water powered machines, electric power plants provided electricity form homes and factories, electricity led to the spread of new inventions such as the telephone and light bulb. During the 1800s and early 1900s Northeastern cities grew crowded because millions of immigrants arrived in the United States. Many immigrants stayed in the Northeast to work in factories. Key Terms/Concepts to Know: Mountains-physical feature found in the Northeast Glaciers-huge, slow moving masses of ice Granite-product from Northeast quarries Iroquois-group that formed the first confederation in North America 1600s-England started eight colonies in the Northeast Thomas Edison-opened the world’s first electric power plant during the Industrial Revolution Main reason immigrants came to the Northeast is to make a better life. New York City, New York-Northeast city that had the largest immigration center in the United States during the early 1900s Example of a primary source-photograph Henry Hudson-English explorer of the Northeast coast George Washington-leader of the American Army during the American Revolution Deganawida-came up with a plan for peace for the Iroquois Katherine Lee Bates-author of “America the Beautiful”