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The light bulb

The light bulb. The invention is the light bulb. It was invented by Thomas Edison on December 1879. An icandesent bulb uses heat caused by an electrical current. When electrical current passes through a wire then the wire get hot that glows and gives off light. Gatling gun. Gatling Gun

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The light bulb

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  1. The light bulb • The invention is the light bulb. It was invented by Thomas Edison on December 1879. • An icandesent bulb uses heat caused by an electrical current. When electrical current passes through a wire then the wire get hot that glows and gives off light

  2. Gatling gun • Gatling Gun • Richard Jordan Gatling • The Gatling gun was invented in 1884 • It works by having a series of barrels rotated by a hand crank

  3. Automatic Air Brakes In 1872, George Westinghouse invented the automatic air brake. Equipping each car with its own air cylinder. An air brake is a conveyance braking system actuated by compressed air.

  4. Airplane • The invention was the Airplane. • The wright Brothers were the inventors. • The airplane was invented on December 17, 1903. • The first airplane was made of wooden beams. It worked by having two air and allowed for it to take flight.

  5. Automobile • The invention is the automobile. • The inventor of the automobile is Karl Benz • The automobile was invented 1886 • The automobile transport a person from one place to another

  6. Typewriter • What is the invention - an electric, electronic, or manual machine with keys producing print like characters one at a time on paper inserted around a roller. • Who is the inventor – Christopher Latham Sholes, Carlo Gidden and Samuel W. Soule • When was is invented – It was invented in 1868 • How does the invention work – A sheet of paper is rolled into the typewriter. The typist hits a key, witch makes the lever raise, pushing the bar of type against the ink ribbon and on the paper.

  7. Assembly Line The assembly line is a manufacturing process in which parts are added as the semi-finished assembly moves from work station to work station where the parts are added in sequence until the final assembly is produced. Henry Ford is the inventor of the assembly line. It was invented on June 16,1903. It works by having the product to move on a conveyor belt. People are stationed on each side of the conveyor belt. As the product moves down the assembly line.

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