| A | B |
| socialism | a system where all members of a society share equally in the work and the goods produced. |
| proletariat | the poor working class |
| social darwinism | a philosophy based on the ideas of Charles Darwin, saying only the fittest, strongest and smartest people grow wealthy |
| labor union | organizations formed by groups of workers to protest working conditions |
| strike | work stoppage by employees in support of demands made on their employer |
| realism | the philosophy of seeing the world as it really is |
| invention | a new device, method, or idea created from experimentation |
| patent | the exclusive right granted by a government to an inventor to manufacture, use, or sell an invention for a certain number of years |
| Cottage Industry | product that is made in steps by different workers in their homes |