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Menlo park new jersey - PowerPoint PPT Presentation

Inventions

Inventions. Chap. 19 Sec. 2. Changed in Communication. Due to the vast distance people could now travel a need to stay connected developed. The Telegraph- Samuel Morse created it in 1844. by 1860 telegraph wire all around U.S. and even Europe. Used Morse code to communicate.

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Power of Electricity

Power of Electricity. Electricity change the nature of business By 1890 electricity ran a lot of machines The inexpensive machines soon became available. George Westinghouse. Added innovations that made electricity a lot safer and less expensive. Thomas Edison. Made the light bulb better

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Menlo park new jersey - PowerPoint PPT Presentation

Inventions

Power of Electricity