The mobile phone—world’s best invention On 10th of March‚ 1876 Alexander Graham Bell transmitted the first speech using electricity. From that day forward‚ the telephone system changed every aspect of life. Although it did not immediately change the world‚ it set communication on a path that would change the future of communication. Mobile phones appeared in the early 1980’s and today there are millions in use. Today‚ mobile phones do much more than just allow for voice conversation‚ mobile phones
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Insulators of Electricity A major reason electricity works is because of conductors. First metal‚ water‚ tall trees and tall items are good conductors because lightning is attracted to them. These materials have many mobile electrons. Metal is an easy substance for lightning to travel through so metals are good conductors. However‚ rubber is a bad conductor because lightning bounces off of it. A bad conductor is called an insulator. An insulator has a few mobile electrons. It is important for us to
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Life without electricity Imagine life without electricity‚ not just a brief power outage. We all know how inconvenient life becomes when our electricity is out for only a few hours. How hard it is to remember for that short period of time that the light switch will not produce instant light‚ the hair dryer will not immediately blow dry our hair‚ or that we can’t even run water into our homes. Our homes and lives have become so dependent on electricity it is really hard to imagine everything that
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The 50 most important English proverbs 1. "Two wrongs don’t make a right." When someone has done something bad to you‚ trying to get revenge will only make things worse. 2. "The pen is mightier than the sword." Trying to convince people with ideas and words is more effective than trying to force people to do what you want. 3. "When in Rome‚ do as the Romans." Act the way that the people around you are acting. This phrase might come in handy when you’re traveling abroad notice that
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Electricity and magnetism run nearly everything we plug in or turn on. Although it’s something we take for granted‚ it has taken hundreds of years of experimentation and research to reach the point where we flick a switch and the lights go on. Ancient Greeks knew rubbing amber generated static electricity‚ but they didn’t know why. The Greek word for amber is elektron. People knew about electricity for a long time. Ancient Greeks noticed that if they rubbed a piece of amber‚ feathers would
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5 Most Important Events in American History. The first is when the British first declared that the Americans could not move west. This is important because if the British had never declared this law‚ then the Americans never would have had a reason to get angry at them‚ and the revolution never would have happened and we might still be part of the British. Also the colonists helped fight for the British and they felt that they should be able to move into the land they had fought so hard for. Then
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faAre family the most important agent of socialisation? Socialisation is how a certain agent of socialisation socialises us into our gender roles and teaches us the norms and values of society. Family is an example of an informal agent of socialisation; there are other informal agents such as peers‚ education‚ workplace‚ mass media and religion. There are also formal agents and these include the army‚ the police‚ the government‚ the courts and the prison cells. Family is an important agent of socialisation
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Electricity is a form of energy. Electricity is the flow of electrons. All matter is made up of atoms‚ and an atom has a center‚ called a nucleus. The nucleus contains positively charged particles called protons and uncharged particles called neutrons. The nucleus of an atom is surrounded by negatively charged particles called electrons. The negative charge of an electron is equal to the positive charge of a proton‚ and the number of electrons in an atom is usually equal to the number of protons
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are the factors that lead to the development of modern civilization‚ and there are a variety of important ones. Out of the many major evolutions in human history‚ agriculture and language were the two most important evolutionary milestones in humanity’s past because they led to surplus‚ trade‚ communication‚ and the spread of culture and ideas. The discovery of agriculture was one of the two most important evolutionary milestones because it went hand in hand with other evolutionary milestones such
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Out-Of-Class Composition 2 Most Important Moment in My Life!! The most important moment in a person’s life; think about that!!!! It is hard for some people and easier for others to think what is the most important moment or event in their life. My little girls’ birth is the most important moment/event in my life. Just the fact that she might not of lived was unimaginable‚ she is the reason that I keep going everyday & keep praying to God to give me strength to give her a better life‚ and
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