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how life changed in America at the turn of the century. - Coggle Diagram
how life changed in America at the turn of the century.
Thomas Edison
Electricity
In 1877, Edison invented the phonograph, the first machine that could record and play sound
In 1879, Edison made a light bulb that lasted longer than the current light bulbs.
In 1877~78, he invented the carbon microphone, which made the sound for Alexander Graham Bell's new telephone invention louder.
Another invention in 1879, the electric power distribution network, helped bring electricity to homes and businesses.
George Washington Carver
Peanuts Inventions
Food: peanut butter, milk, oil
Animal feed: peanut hay, mulls
Other Products: lotion, soap, massage oil
Crop Rotation
plant cotton one year
plant soybeans and sweet potatoes the next year
then plant cotton the 3rd year
Alexander Graham Bell
Telephone
March 10, 1987
He spoke a few words to Watson
At the Centennial Exposition of 1876 in Philadelphia, Pennsylvania, Bell and Watson demonstrated the telephone to the public.
In 1885, Bell cofounded AT&T (American Telephone and Telegraph Company).
The Wright Brothers
Transportation
1st Powered Flight
Kitty Hawk, North Carolina
12 seconds flight
120 feet flight
December 17, 1903
Gliders
studied the bike's horizontal, lateral, and vertical movements to create a glider
repaired and studied bikes to create a glider