NATS 1700 Chapter Notes - Chapter 1.3: National Science Foundation Network, Hypermedia, Hypercard
15 Mar 2017
School
Department
Course
Professor
Document Summary
Electric means literally to be like amber. When amber is rubbed together it becomes charged with a force enabling it to attract light objects such as a feather . First produced an electric current by dropping two different metals in acid together. Nyc alone had 600 fire alarm telegraphs. Bell created a harmonic telegraph listening to different sound frequencies. Family life and business life was blurred as soon as the telephone made its way into homes. Another consequence was that it eroded traditional social hierarchy. Telephone enabled the first online communication : party lines in rural communities. A company known for guns and sewing made the first type writer. Power of mass media proven october 30th 1938. Televisions ability was proven when everyone sat and watched niel armstrong stepping on the moon. Cnn and fox are one of the major networks. Build a complex number calculator electromechanical system that would add, subtract, multiply,
