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Alessandro Volta proved that electricty through wires. we wouldnt have computers or t.v. or anything useless this changed communication by making it easier for us to use wireless things
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•Humphry Davy invents the first electric light - the first arc lamp. we couldnt walk in the dark cause we would trip over stuff. we need light to see at nightthis improved communication by improving the way we can walk through our house without having to light a candle and haveing to walk around with that
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•George Stephenson designs the first steam locomotive.We couldnt go over seas or go on a trip. This made communication easier by helping us transport things and go over seas.
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people who are mute use this to communicate with other people
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bluetooth is a type of communication so when your driving u cant get in a wreck. people use it to talk to people so they dont have to hold a phone to there head
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First electric motor invented by Michael Faraday. without this we would have to walk every where and it would take much longer to get there if we had to walk instead of ride in a car.
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Charles Wheatstone reproduces sound in a primitive sound box - the first microphone.
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braile was invented txo help the blind communicate with people to help them know where stuff is and what it is and hoe to use things
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•American, W.A. Burt invents a typewriter. people who used they wouldnt have been able to send mail or do work. we used that alot when they were still around and they were very useful
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Samuel Morse invented the Morse code. people can use morse code if you are in danger and there is no telephone around.Morse code is a lot character beeps that transmits telegraphic information using rhythm.
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•English schoolmaster, Rowland Hill invents the postage stamp.without this invention we wouldnt be able to mail things .you can talk to people through mailing it to people
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Alexander Bain invents the first fax machine.you type a message and it goes through and another fax machine gets it
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this is used so people dont get in crashes. green tells people your safe to go. yellow means slow down cause u might have to stop soon. red means stop because other people have to go too
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its used to record sound and play it for people.
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the radio was invented by Nikola Tesla.this is used to communicate with the radio person and the listeners.The radio announcer talks about what is goin on in the world
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this was made by crayola! if a child is deaf the parent sometimes would use a crayons to talk to them or tell them something
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Liquid Paper was invented in 1951 by Bessie Nesmith (1922-1980. this was used to write on it and give it to people to read.
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the television is a important communication device because they talk about current event and how things are going on
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a lot of mute kids use markers to communicate with people to tell them what they need or if they want something
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we use this to write down notes and do our homework. they are also used for communicating with other people!
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Ray Tomlinson was the first person to send an email transmission between two computers. people use e-mail if they dont have a cell phone or they want to talk to people who dont have a phone
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•Pong first video game invented by Nolan Bushnell. we can communicate with people over halo and xbox live cause there is chat on there and u get to socialize
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Martin Cooper at Motorola created cell phones because we can communicate away from the house and office
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it was invented byThe Osborne 1.we use this to get n facebook which is another form of communiation
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myspace is a type of communication where u can message people and e-mail them
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facebook was Invented by Mark Zuckerberg . you can chat on facebook