1. Innovations WARM – UP
List 3 important inventions/innovations from your lifetime
Explain how these inventions changed life as we know it.

2. Innovation

3. Thomas Edison Invented electric power Invented the light bulb
Provided affordable power
Invented the light bulb
Replaced kerosene lamps and gas lights
Increased productivity
Invented phonograph
First recordings of sound
First played was Mary Had a Little Lamb

4. Alexander Graham Bell Advances in communication Telephone
Morse Code – telegraph
Western Union Telegraph Company
100,000 miles of wire – 900,000 miles of wire in 30 years
Telephone
Communications revolution – sending speech
over wires
Faster communication = faster trade
American Telephone and Telegraph
Company= AT&T
Bell’s patent ran out and allowed people
profit from his invention

5. Refrigerated Rail Cars – J.B. Sutherland

6. J. B. Sutherland Refrigerated Rail Cars
Dairy products, meat, and seafood
Helped establish mid-western cities
Slaughter houses from cattle drive
Widespread distribution of foods and expanded markets ie California grapes, Georgia Peaches, Washington apples

7. Howe vs. Singer
Sewing machine had a big impact on the textile industry
Howe patented a sewing machine
Singer then patented a similar machine, which used Howe’s needle
Howe sued Singer; Howe won

8. Sewing Machine

9. Henry Bessemer Made steel production affordable
Steel became the primary building material
railroads, tall buildings, suspension
bridges, nails, and wires

10. Bessemer Process

11. School House Rock - Innovations

12. Activity
Look at the chart titled 13.2 New Inventions and Technologies.
Use the information in the chart to create a line graph on the blank graph titled 13.2 New
Inventions and Technologies