• Radio A Form Of Communication
    3,167 words
    Radio: A Form of CommunicationPhysicsIdoh GerstenMr. ZambiziPhysicsMarch 12, 1995 Radio is a form of communication in which intelligence is transmitted without wires from one point to another by means of electromagnetic waves. Early forms of communication over great distances were the telephone and the telegraph. They required wires between the sender and receiver. Radio, on the other hand, requires no such physical connection. It relies on the radiation of energy from transmitting antenna in t...
  • Radio Waves Frequency Wave Amplitude
    836 words
    Radio Waves In the modern society, radio is the most widely used medium of broadcasting and electronic communication: it plays a major role in many areas such as public safety, industrial manufacturing, processing, agriculture, transportation, entertainment, national defense, space travel, overseas communication, news reporting and weather forecasting. In radio broadcasts, they use the radio waves which can be both microwaves and longer radio waves. These are transmitted in two ways: amplitude m...
  • Gravity Falling Object
    1,284 words
    Gravity is really an unknown force. Wec an define it as a field of influence, and that it effects the entire existence of the universe. Some people think that gravity consists of particles called gravitons, which travel at the speed of light. The only thing we do know is how gravity operates in different parts of our universe. Without gravity, there would be no space and time. There is a legend that says that Galileo once dropped two objects off the Leaning Tower of Pisa to show that the heavie...
  • Haarp Large Amount
    1,319 words
    HAARP is an extremely low frequency radio wave generator. It stands for High Frequency Active Auroral Research Program. It is a massive antennae array up in Alaska on the Copper River Basin. It's altitude fluctuates between 1000 and 3000 feet above sea level. It is operated by the US military, more specifically the Navy and Air Force. It operates between 2. 8 and 10 MHz. It was also voted one of the 10 most under reported news stories of the year by journalists. Scientific PerspectivesHAARP is ...
  • Base Station Radio Mobile Waves
    1,081 words
    Jargon buster 2 G 2 G, the second generation or GSM, is the technology currently used in the operation of mobile phones. 3 G 3 G, or third generation, is the generic term used for the next generation of mobile communications systems. The new systems will enhance the services available today and offer multimedia and internet access and the ability to view video footage. The third generation technology used in the UK is called UMTS. These services operate at 2200 MHz. (2. 2 GHz). Aerial/Antenna A...