Science, asked by skjoshua20, 9 months ago

how people communicate over the past century.

write 3 paragraphs

Answers

Answered by 07miracle
2

Communication in the Past:

Para. 1

Communication has always been a part of American culture; it has been the most crucial part of people’s social life. Over time, the means of communication has changed according to the times, people’s living situations and advancements in technology. In the past, people used smoke signals as a form of communication; however, smoke signals could only send a few simple messages. As America changed and the population grow people needed to send longer messages as well as sending them further in distance. Therefore, people replaced smoke signals for letter writing. People wrote letters to communicate with friends and family separated by distance because it was the only way to communicate long distance, at least until the invention of the telegraph in the 19th century. The telegraph was invented by a man named Samuel Morse, hence “Morse Code.”

Samuel Morse was an artist and inventor, he developed the first successful electromagnetic telegraph system. He studied both art and electricity at Yale College, after graduation he pursued a career in art. Samuel traveled to England to continue studying art, on his voyage he overheard two men talking about electromagnets. One of those men was Charles Jackson who also studied electricity he told Morse that electric impulse could be carried through long wires.

Para. 2

In the late 1700′s and early 1800′s the first telegraph was invented. The telegraph system was a form of communication that transmitted electric signals over wires from different locations to translate messages. The first telegraph was invented by Claude Chappe in 1794, this telegraph was not electric, it was a “semaphores, or tall poles with movable arms, and other signaling apparatus, set within physical sight of one another.” Many others tried to reinvent and improve the way telegraphs worked. However, Samuel Morse was the only one who perfected it. Morse took the significance of those facts found by previous inventors and invented a more practical and commercial system.

Morse laid out three major parts of the telegraph the sender, the receiver and the code. The sender opened and closed the electric circuit, the receiver used, the electromagnet to record the signal, and the code translated the signals into letters and numbers. In 1836, Samuel Morse built the first telegraph system from Washington to Baltimore using cable lines across the Atlantic Ocean. He used “a set of signals that could represent language in telegraph messages” also known as “Morse Code.”

Para. 3

Within a decade of invention, more than 20 thousand miles of telegraph cables had crossed the country. The telegraph made it possible for other forms of rapid communication. The telegraph truly changed the world because before telegraphs, the country was very isolated from other regions of the world. Most of the world had a limited amount of knowledge of national and international news. “By the end of the 1870s, the United States was connected to a global telecommunications network that allowed for relatively low-cost, communication.” The telegraph was truly influential in the growth of communication.

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