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Introduction: White light is composed of many different wavelengths of light combined together. A spectrophotometer is an instrument that shines a single wavelength of light of a known intensity into a solution and then measures the intensity of the light exiting the solution. If a solution contains any compound that absorbs light, the intensity of light exiting the solution will be less than what entered the solution. On the other hand, if none of the compounds in the solution absorb at that wavelength of light, then the intensity of the light exiting the solution will be the same as that entering.…
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April frawley Birdwll insists that the problem of using cell phone seems to be growing, and some people lose a relationship or a job due to the cell phones. However, his opinion is biased. He only focuses on the problem of cell phone. Actually, cell phones bring people more benefits than problems. Children using cell phones can make more friends than those don not use. Cell phone is a tool for communication with each other. By using cell phones, children can contact with their fiends no matter what time is or where they are located. The author writes “the most shocking figure was that seven percent said the use of mobile phones had caused them to lose a relationship or a job.” That is totally wrong. The mobile phone is a good tool which can bond relationship with relatives or friends, and can help people to get a job. For instance, a greeting message or a short conversation by phone can increase the relationship between peoples who are located a long distance.…
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I believe that cell phones are necessary in teen’s lives for the following three reasons. Firstly, they are a good social way to keep in contact with friends and family. Secondly, they are a fast and easy emergency resource. Thirdly, cell phones are an easy way to access the internet and they are entertainment to teens.…
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Cell phones may be a very useful tool in school because they contain multiple uses including a camera, a messaging system, a calculator, and even a web browser on some models. This may sound like a good suggestion to have one in school, but allowing cell phones in school is not a good idea. Many students will abuse their cell phones abilities like texting in class which will distract the student and prevent the student from learning. Therefore, cell phones should not be allowed in school because it will lure the student to use it and it will cause many problems for the student and the teacher.…
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Could you image going through your whole life, without a cell phone? Many of us have become accustom to the new technology that allows us to communicate so effectively. Today the world uses technology in almost everything it does. No modern artifact has the capability to be so incredibly noticeable and brilliantly built as the cell phone. Cell phones play a huge role in our daily lives. They are an item that every one possesses from, children, students, workers, parents, and etc. In today’s society people would say that the cell phone is a necessity. Starting off as big and bulky, the cell phone has quickly evolved to an easy to carry sophisticated item. Cell phones are changing American culture in multiple ways, from culture norms, values, and use of time. Many say that cell phones are good, but some say they are bad. Is this an argument we could make? However, are cell phones talking away from our students or helping them? It is extremely important; reason is cell phones are affecting our students every day. How are they helping the society, or are they destroying it?…
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Kailla Schlimm’s article “The Effect of Cell Phones in Modern Society” addresses issues on how cell phones have altered modern day society. Schlimm’s article is mainly targeted towards children and teenagers. She begins by expressing the main point that some people rely on their cell phones for everything and gives reason of why this may be and list examples. Schlimm then extends her argument and tells how cell phones are used and what they are used for. Schlimm also confers how cell phones may be great, but they also can cause problems. After each problem is addressed, the reader may want to stop and think about the positive effects and negative effects of cell phones.…
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First of all, I believe that if kids had cell phones, they could and would feel more protected. If an occasion were to arise in which they felt in danger, they would be able to contact the authorities or someone that could help them. I believe kids could benefit a lot from having a cell phone. I believe it could give them a sense of responsibility.…
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To start off, cellphones should not be allowed in school because they can interrupt the class and teacher. For example, if a professor is teaching a class a new lesson and suddenly a cellphones starts to ring, the teacher will have to stop the class and talk to the pupil. After that, they would have to remember their “train of thought”. Additionally, cellphones can interrupt the class when an exam or quiz is in session. In a recent article done by the New York Times, it was stated that 75% of an eighth grade class failed their state exam because of a cellphone interruption. In other words, the cellphone was “yelling” really loud, the students were not concentrating and it was difficult to turn off.…
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One important detail that population should pay attention is that addiction in the usage of cell phones can happen. As we know addictions are those things that humans cannot resist to do such as consuming of drugs, alcohol, candy, etc. When students know that using cell phones during classes is uneducated and their professor will become upset, but they cannot quit to use them. At this time students are suffering addiction to their cell phones; most of these students cannot be away of their cell phones for a minute. As a result, population should take care of their children at time before it become in…
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To begin with, cell phones make it possible for students to stay in touch with family and friends. A student can call home and ask a family member to bring them a forgotten assignment or lunch money or to come pick them up if they are sick. Also, cell phones allow parents to keep track of their children’s whereabouts before, during, and after school. And, there’s always the possibility of a student needing to contact a parent because of a dangerous situation. Students can also connect with friends, but not just because it’s a fun thing to do; we can text or email our friends when they are absent to let them know what’s going on in class and to let them know of any homework. When used responsibly, a cell phone can be an excellent communication tool.…
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Mobile phones are an amzing tool for some high school students but they can also be a bad thing. For example, cell phones are great if you need to look up information on the internet or message a friend if you needed help with something, but, they take away from face-to-face interaction and take students away from the real world and stay nose deep in there phones. Cell phones can also cause damage to your brain whether you feel it or not (rsafe.com). These mini-computers have revolutionized technology but can be hurting us at the same time.…
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Cell phones should not be allowed in school for many reasons. One reason is that it is a big responsibility and young kids are not ready for that. Another is that it is not necessary and children don’t need it at school if they have it at home. And finally it is a big distraction to both students and teachers. In this essay, you will see the many pieces of evidence that will point you towards the truth about having cell phones in school.…
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Cellular phones have a great impact on a teenager’s social life. Before cellular phones, the only way to communicate was face to face. One could show what exactly is trying to said, with not only their words but also ones’ own physical expression or emotion. Now, not knowing what exactly the other person is trying to say will just cause a lot of miscommunication. Cellular phones also impact their status in social cliques. If they have the newest or more expensive cellular phone then they obviously has money and therefore needs to be with the popular clique; and if not, well then they will just have to go with one of the less popular cliques. Not being “popular,” can cause teenagers to feel inadequate to others. Not only disturbing their social life at school, but also his home life. On average, teenagers spend a minimum of an hour and a half texting and half-hour talking on their cellular phones (Schulten). Cellular phones interfere with the parent and child bonding process and with the parent and child level of actual physical communication. Also known as sitting down and having a face to face conversation with…
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Cell phones should not be in schools because they cause students to break the rules, cause students to be distracted, and causes students to communicate in class. But, some people who think cell phones should be in school say it would be better to have cell phones to communicate with parents. Ninety-eight percent of parents say their child has a cell phone so they can keep in touch. But, there are phones at school that students can ask to use to call their parents if they need them. That is not a valid argument. Cell phones will do terrible things for school, so they should not be…
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There have been many articles written about the possible effects of cell phone on children. In an article written for consumeraffairs.com an unknown author writes that even British researchers have cautioned against its use. They fear that cell phone use by young children could cause tumors in the brain and/or ears. These researchers believe that the public has not been given the proper warnings about the possible side effects.…
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