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What are the 10 most important technological achievements? Why?

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Please add date when they are made.

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  1. 1 the sharp stick

    2 making of fire

    3 the wheel

    4 the domestication of livestock

    5 the building of shelters

    6 the boat

    7 the writing instrument

    8 paper

    9 the discovery of mathematical principles

    10 the barter system

    As for why.  If you can't tell then go do your own homework and be thankful that you don't need to know much to access a PC and the web ;))


  2. 1. Electricity

    Scores of times each day, with the merest flick of a finger, each one of us taps into vast sources of energy—deep veins of coal and great reservoirs of oil, sweeping winds and rushing waters, the hidden power of the atom and the radiance of the Sun itself—all transformed into electricity, the workhorse of the modern world.

    2. Automobile

    When Thomas Edison did some future gazing about transportation during a newspaper interview in 1895, he didn't hedge his bets. "The horseless carriage is the coming wonder," said American's reigning inventor. "It is only a question of a short time when the carriages and trucks in every large city will be run with motors." Just what kind of motors would remain unclear for a few more years.

    3. Airplane

    Not a single human being had ever flown a powered aircraft when the 20th century began. By century's end, flying had become relatively common for millions of people, and some were even flying through space. The first piloted, powered, controlled flight lasted 12 seconds and carried one man 120 feet. Today, nonstop commercial flights lasting as long as 15 hours carry hundreds of passengers halfway around the world.

    4. Water Supply and Distribution

    At the beginning of the 20th century, in the United States and in many other countries, water was both greatly in demand and greatly feared. Cities across the nation were clamoring for more of it as their populations grew, and much of the West saw it as the crucial missing ingredient for development. At the same time, the condition of existing water supply systems was abysmal—and a direct threat to public health.

    5. Electronics

    Barely stifled yawns greeted the electronics novelty that was introduced to the public in mid-1948. "A device called a transistor, which has several applications in radio where a vacuum tube ordinarily is employed, was demonstrated for the first time yesterday at Bell Telephone Laboratories," noted an obviously unimpressed New York Times reporter on page 46 of the day's issue.

    6. Radio and Television

    In the autumn of 1899 a new mode of communication wedged its way into the coverage of a hallowed sports event. Outside New York's harbor, two sleek sailboats—Columbia of the New York Yacht Club and Shamrock of the Ulster Yacht Club in Ireland—were about to compete for the America's Cup, a coveted international trophy. In previous contests the public had no way of knowing what happened on the water until spectators reached shore after the races. This time, however, reports would "come rushing through the air with the simplicity of light," as one newspaper reporter breathlessly put it.

    7. Agricultural Mechanization

    You often see them from the window of a cross-country jet: huge, perfect circles in varying shades of green, gold, or brown laid out in a vast checkerboard stretching to the horizon. Across much of the American Midwest and on farmland throughout the world, these genuine crop circles are the sure sign of an automated irrigation system—and an emblem of a revolution in agriculture, the most ancient of human occupations. At the heart of this transformation is a single concept: mechanization.

    8. Computers

    You often see them from the window of a cross-country jet: huge, perfect circles in varying shades of green, gold, or brown laid out in a vast checkerboard stretching to the horizon. Across much of the American Midwest and on farmland throughout the world, these genuine crop circles are the sure sign of an automated irrigation system—and an emblem of a revolution in agriculture, the most ancient of human occupations. At the heart of this transformation is a single concept: mechanization.

    9. Telephone

    "The telephone," wrote Alexander Graham Bell in an 1877 prospectus drumming up support for his new invention, "may be briefly described as an electrical contrivance for reproducing in distant places the tones and articulations of a speaker's voice." As for connecting one such contrivance to another, he suggested possibilities that admittedly sounded utopian: "It is conceivable that cables of telephone wires could be laid underground, or suspended overhead, communicating by branch wires with private dwellings, country houses, shops, manufactories, etc."

    10. Air Conditioning and Refrigeration

    Which of the appliances in your home would be the hardest to live without? The most frequent answer to that question in a recent survey was the refrigerator. Over the course of the 20th century, this onetime luxury became an indispensable feature of the American home, a mainstay in more than 99.5 percent of the nation's family kitchens by century's end.

  3. The 10 most important achievments are:

    1-The internet because with internet we can explore the world without going anywhere

    2-The radio waves because of them we are abler to keep in touch with our friends and in emergency also

    3-the proces of making nuclear power because of them we are secured

    4-Robotics because they give us artificial intelligence

    5-Solar energy with it can save your recources and environmental pollution.

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