History

7. engine using steam is working fluid
8. agricultural tool that sells seeds into the ground
10. the process of making an area more urban
13. a system of manufacturing based upon work done at home on materials supplied by merchant employers
15. boat that is propelled by a steam engine
16. economic activity concerned with the processing of raw materials and manufacture of goods in factories.
17. the action or fact of joining or being joined, especially in a political context.
18. the most important city or town of a country or region, usually its seat of government and administrative center.
19. Scottish engineer and inventor who improved the steam engine

1. separates cotton fibers from their seeds
2. an excavation in the earth for extracting coal
3. send info by making a breaking electrical connection
4. the use of children in industry or business, especially when illegal or considered inhumane.
5. a track or set of tracks made of steel rails along which passenger and freight trains run.
6. relating to fabric or weaving
7. a refusal to work organized by a body of employees as a form of protest, typically in an attempt to gain a concession or concessions from their employer
9. a political and economic theory of social organization which advocates that the means of production, distribution, and exchange should be owned or regulated by the community as a whole.
11. a political theory derived from Karl Marx, advocating class war and leading to a society in which all property is publicly owned and each person works and is paid according to their abilities and needs.
12. a system for transmitting voices over a distance using wire or radio
14. an economic and political system in which a country's trade and industry are controlled by private owners for profit.