Thomas Alva Edison

Слайд 2

Thomas Alva Edison (February 11, 1847 – October 18, 1931) was an

Thomas Alva Edison (February 11, 1847 – October 18, 1931) was an
American inventor, scientist and businessman who developed many devices that greatly influenced life around the world, including the phonograph, the motion picture camera, and a long-lasting, practical electric light bulb.

Слайд 3

Thomas Edison was born in Milan, Ohio, and grew up in Port

Thomas Edison was born in Milan, Ohio, and grew up in Port
Huron, Michigan. He was the seventh and last child of Samuel "The Iron Shovel" Edison, Jr. (1804–1896) (born in Marshalltown, Nova Scotia, Canada) and Nancy Matthews Elliott (1810–1871). He considered himself to be of Dutch ancestry.

Слайд 4

Edison’s mother schooled him. Much of his education came from reading R.G.

Edison’s mother schooled him. Much of his education came from reading R.G.
Parker's School of Natural Philosophy and The Cooper Union. Edison had hearing problems at an early age. The cause of his deafness had been attributed to scarlet fever during childhood and untreated middle ear infections

Слайд 5

At age of 15 becomes a manager of telegraph office and produces

At age of 15 becomes a manager of telegraph office and produces his first invention-the transmitter.
his first invention-the transmitter.

Слайд 6

1878 -The Edison Electric Light Company
1879 - a lamp that glows

1878 -The Edison Electric Light Company 1879 - a lamp that glows
for 40 hours
- the world’s first central electric light power station in New York
Имя файла: Thomas-Alva-Edison.pptx
Количество просмотров: 502
Количество скачиваний: 8