| A | B |
| Bessemer process | quicker/cheaper way to make steel |
| patent | your right to making/selling an invention |
| Andrew Carnegie | he invested money in iron/bridge building |
| Second Industrial Revolution | time of growth in U.S. manufacturing/industry |
| John D. Rockefeller | he started Standard Oil Company |
| settlement houses | neighborhood centers in poor areas |
| entrepreneurs | people who start new business |
| steerage | area below ship's deck where immigrants traveled to U.S. |
| collective bargaining | unions negotiated for better working conditions/pay for workers |
| American Federation of Labor (AFL) | one of the first/largest labor unions in the U.S. |