great inventions
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О "great inventions"
unit vi lesson 34 theme: life in the 21st of century. text: great inventions. life in the 21st century; energy pollution and natural disasters. a planet. our planet earth. life in the 21st of century century of… new technology (computers revolution, science and disasters! great inventions television (1920s) the invention that swept the world and changed leisure habits for countless millions was pioneered by scottish-born electrical engineer john logie baird. it had been realized for some time that light could be converted into electrical impulses, making it possible to transmit such impulses over a distance and then reconvert them into light. motor car (late 19th century) with television, the car is probably the most widely used and most useful of …
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