1. ComputerInternetAirbags Cell phones Video games Pick two and write a paragraph describing their importance in American’s daily lives.

2. The Expansion of Industry Late 1800s

3. Industrial Boom After the Civil War, the US was largely an agricultural nation. 1920s it had become the leading industrial power in the world. Factors: Wealth of natural resources Government supports business Growing urban population (cheap labor and markets for new products) How did these factors leave to an industrial boom?

4. Natural Resources Black Gold- Oil Native Americans made fuel and medicine from crude oil 1840s Americans begain using kerosene to light lamps. Cars- Gasoline in high demand. Iron Ore- Steel Railroads Barbed Wire Brooklyn Bridge Home Insurance Building in Chicago

5. Electricity Edison’s incandescent light bulb Invented a system for producing and distributing electrical power. Electricity and Business Ran numerous machines Electricity and Home Energy soon became available in hoes and spurred the invention of time-saving appliances. Electric streetcars Manufacturers could locate their plants wherever they wanted.

6. Inventions Typewriter, 1867 Author Mark Twain, was excited when he learned about typewriters. He rushed out to buy one, writing letters in all capitals to his friends about its usefulness: “THE MACHINE HAS SEVERAL VIRTUES….IT PILES AN AWFUL STACK OF WORDS ON ONE PAGE. IT DON’T MUSS THINGS OR SCATTER INK BLOTS AROUND. OF COURSE IT SAVES PAPER. Telephone, 1876

7. Which invention or development do you think had the greatest impact on society?

8. Eijah McCoy “Is this the real McCoy?”