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Explore the groundbreaking inventions that transformed our daily lives, including the first mechanical computer from 35,000 BC, Charles Babbage's revolutionary electronic computer from 1938, and Alexander Graham Bell's telephone invented in 1876, which facilitated long-distance communication. Discover the history of the light bulb, created by Humphry Davy in 1809, and how it changed the way we illuminate our spaces. Learn about the 1834 refrigerator by William Cullen, essential for food preservation, and the sewing machine invented in 1775 by Elias Howe, which automated the sewing process.
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Electrical Inventions By Louis Gonzalez 5-A
The Computer • The first mechanical machine defined as a computer was invented in 35,000 BC. , it was a machine that helped people count. • The first electronic computer was invented by Charles Babbage in 1938. • The first computer was the size of a large room and used as a group of modern computers
The Telephone • The Telephone was invented by Alexander Graham Bell. • The Telephone is used to speak to others when they are not in front of you. • The Telephone was invented in 1876. • The first long distance call was made in Orlando Canada
The Light Bulb • The Light Bulb was invented in 1809. • It was invented by Humphry Davy. • It is used to illuminate areas while it is dark. • It was considered dangerous when it was first invented.
The Refrigerator • The Refrigerator is used to keep food and drinks from spoiling. • The Refrigerator was invented by William Cullen • It was invented in 1834. • The First Refrigerator was called an ice box.
The Sewing Machine • It was invented in 1775. • It was invented by Elias Howe. • The Sewing machine is used to sew automatically without doing it by hand.
