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NEW INVENTORS AND THEIR INVENTIONS
Chpt.4:1
Alexander G. Bell invented the first telephone
Alexander G Bell’s Early Years
Alexander Graham Bell
Alexander Graham Bell’s telephone changed the way people communicated.
Thomas Edison
•Thomas Edison invented the phonograph which helped musicians record and sell music.
Investor
Many inventors do not have enough money of their own to pay for experiments.
They then need someone to help them.
Investors are people who give money to a business or project in hoping to gain profit.
Thomas Edison
•Thomas Edison invented the light bulb which was a safer form of light than candles.
Lewis Latimer
• He invented the carbon filament which helped to make electric lights practical for everyday use.
Thomas Edison
•He invented the power plant which brought electricity to homes.
Thomas Edison
Frank Sprague
•He invented the first electric streetcar which changed urban transportation.
Frank and Charles Duryea
• The Duryea brothers were the first to build a working automobile in the U.S.A.
Orville and Wilbur Wright
•The brothers invented the first airplane which changed long distance travel for everyone.
Open Notes Quiz
1. List 2 important inventions which Edison will be remembered from your notes.
2. What did Bell’s invention change?
3. List three inventions that changed the way people traveled.
4. Who developed the world’s first airplane?
5. Who helped Edison improve the light bulb?
Inventor Invention Significance
Alexander G. Bell
Telephone Changed the way people communicate
Inventor Invention Significance
Thomas Edison
Phonograph
Light bulb
Power station
Musicians can record/sell music*can hear music when you want
Safer form of light, business open longer
Brought electricity to homes
Inventor Invention Significance
Lewis Latimer Method making for carbon filaments
Made Electric Lights practical for everyday use or allowed light bulb to last longer
Inventor Invention Significance
Frank Sprague 1st electric streetcar
Changed urban transportation
Inventor Invention Significance
Orville & Wilbur Wright
Airplane Changed long distance travel
Inventor Invention Significance
Alexander Graham Bell
Telephone Changed communication
Thomas Edison Phonograph, Light bulb, Power plant
Musicians record and listen to music, safer form of light, electricity to homes
Lewis Latimer Carbon Filament Made electric lights practical for everyday use
Frank Sprague Electric Streetcar Changed urban transportation
Wright Brothers Airplane Changed long distant travel