History

4. Was the first person to operate a steamboat as a commercial success.
7. Found that shooting a jet of air into a molten iron would help get rid of more impurities.
8. Invented a ''flying shuttle''.
10. Produced the Model T automobile.
12. Designed the first practical and efficient steam engine.
13. One important figure in the history of agriculture.

1. Leader of the antislavery movement.
2. Invented a process by which iron ore was ''puddled'' in the furnace to rid it of impurities.
3. What type of revolution occurred gradually over several decades. It wasn't violent and sudden like France.
5. Invented a spinning frame that not only produced thread superior to the spinning jenny but also was powered by water.
6. Invented the larger spinning machine called the spinning mule.
9. Devised a simple cotton gin with which one man could work of fifty people separating the fiber from seeds manually.
11. Devised a method that was used to build many of Britain's roads.