Social Studies, 21.06.2019 15:50 bbb3771

Match these milestones in communication history with their correct dates. 1. telegraph 2. telephone 3. radio 4. computer 5. television 6. computer networking 7. internet

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Answer from: alwaysneedhelp84

1. Telegraph. Developed in the 1830s and 1840s.

2. Telephone . Developed in 1849.

3. Radio . Developed in the 1890s

4. Computer . Developed between 1833 and 1871.

5. Television . Developed in 1927

6. Computer Metworking . The TCP/IP protocol was developed in the 1970s, and in 1972

7. Internet . Developed in 1983 but the online world became more recognized in 1990, when the World Wide Web was invented.

Answer from: pakabigail7116

Milestones in history of communication:In France, from the year 1793 to the year 1846, “Optical Telegraph” was invented by “Claude Chappe”. In 1876, Alexander Graham Bell was given the patent for the invention of the telephone. The first radio waves were identified and studied by Heinrich Hertz in 1886. Later in 1895, radio transmitters and radio receivers were developed by Italian Marconi. The units of frequency were named after Heinrich Hertz as Hertz. Around 1900, the radio was commercially used. According to Derek J, an Analog Computer was invented in 1901 that was designed to calculate the astronomical positions. Television was invented in 1920s in crude experimental form. Later new technologies were added to get the updated versions. The network of Computers is invented in the late 1950s in the US military radar system. Internet marked the transition to the modern world in the early 1990's.

Answer from: Quest

there are conflicting perceptions. what cannot be denied is that despite a long history of discrimination, they finally chose to bow out in grace and handed over power to the majority. it was a painful experience for them to part with their prerogatives and some chose to leave the country. however, they did decide to bite the bullet and go through the process with minimum obstructions.

presently, whites are still a force to reckon with. they are well educated, have technical and business expertise, they understand imperatives of good governance and are responsible for keeping south africa connected with developed countries. despite a bitter history, they are useful team members of the south african team.

Answer from: Quest

Ghana, first of the great medieval trading empires of western africa (fl. 7th–13th century). it was situated between the sahara and the headwaters of the sénégal and niger rivers, in an area that now comprises southeastern mauritania and part of mali.

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Match these milestones in communication history with their correct dates. 1. telegraph 2. telephone...

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