1. Helloooooo….. 1. Please get out your “Boom” video worksheets 2. We are in the library tomorrow, don’t forget! (6 th lunch pd 6/8) 3. You should have out your binder, a pen/pencil & a piece of scratch paper

2. Why are there time zones??? Where did we get this geeeeenious idea? Any guesses? Write it on your scratch paper-- - no guess is a bad guess! If you know, keep it to yourself

3. Why are there time zones??? Caused by the r&r boom Back then, towns kept their own time Sun directly over town = noon – How is this a problem state to state? 1883, all railway clocks set to a new standard to make travel more consistent & easier The country caught on!

4. Industrial Growth 1865-1914 Same time westward expansion is taking place While many moved west, a lot stayed to build up the economy

5. Railroads Spur Industry At first, railroads (R&R) were locally run Domestic lines couldn’t join because of differences in gauges Gauges: width of a railroad track

6. Improvements to railroads 1886: railroads in the south adopt northern gauges – (13,000 miles of track change) Railroads now create a network network: system of connected lines – Shipping: freight cars become universal shipper pays only 1 fare for whole trip

7. Westinghouse Air Brake 1869, allows locomotive engineer to stop all railroad cars at once. – Increases safety – Allows longer trains – Allows faster trains

8. Pullman Sleeping Car Cars with convertible benches for sleeping & lavatories Dining cars Waiters and conductors to help passengers