- American Revolution: colonies fought for and won their independence from Britain
- Amsterdam: the capital of the Dutch colony
- Breadbasket Colonies: the nickname for the Middle Atlantic States because they grew many grains
- canal: a waterway dug across the land
- commute: to travel back and forth
- competition: the contest among compaines to get the most customers to sell the most products
- declaration: an official statement
- Erie Canal: connects the Great Lakes to the Atlantic Ocean
- Fact: Delaware is a part of the Middle Atlantic States.
- immigrant: a person who comes to live in a country from another country
- Immigrants moved to the MAC because: religious freedom, fertile land, trade opportunities, jobs, and money
- independence: freedom to govern oneself or freedom from control by others
- lock: a part of a canal in which the water level can be raised or lowered
- megapolis: a huge urban region formed when two or more metropolitan areas grow together
- metropolitan area: a large city together with its suburbs
- Middle Atlantic States: Delaware, New Jersey, New York, and Pennsylvania
- navigable: deep and wide enough for ships to use
- New forms of transportation: helped the MAC grow, change, and trade
- Opinion: Ms. Castiglione rocks!
- Pollution: a problem that is solved by laws and trash patrol
- port: a trading center where ships are unloaded and loaded
- rapid: a rocky place in a river where a sudden drop in elevation causes water to move quickly and dangerously
- representation: acting on behalf of someon or something else
- revolution: a large, sudden change in government or in people's lives
- Traffic: a problem that is solved by making roads bigger and offering public transportation
- treaty: an agreement between countries or groups of people
- turnpike: a road that drivers must pay to use
- urban growth: the growth of cities
- waterway: a body of water that ships can use