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Chapter 8, Lesson 1
Inventions, Roads, and Railroads
| Term | Definition |
|---|---|
| Profit | The money a business earns after all its expenses are paid. |
| Mass Production | To produce many things at once, usually with machinery. |
| Industrial Revolution | The period when there was a shift from making goods by hand at home to making them in a factory. |
| Canal | A human-made waterway. |