sending the signal and receiving the echo to determine the distance to an object. This technology can be used for measuring: wind speed and direction (anemometer)‚ fullness of a tank and speed through air or water. For measuring speed or direction a device uses multiple detectors and calculates the speed from the relative distances to particulates in the air or water. To measure the amount of liquid in a
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Have you ever thought about school starting later in the morning? What if you could go to school with so much energy? Good morning ladies and gentlemen. As a student‚ you usually sleep late at night because you have to study and also because of your home work‚ then you’d have to wake up early for your classes. You walk to your classrooms feeling like a zombie. When you have your first subject of the day‚ you feel really sleepy and tired‚ and you can’t concentrate so much. This has been part of your
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School lunches have never been like grandma’s home cooked meals. I’am still haunted by the memory of of my elementary school’s cafeteria pizza. A bumpy oval topped with fleshy white strips of barley melted mozzarella cheese that clumped together like neurons. Judging by some of the images from the interent school have not changed much. A look at one school’s burger found it had 26 ingredients. Among those 26 components‚ “it contained disodium inosinate‚ a flavor additive that can spike
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Should teachers be allowed to have guns at school? No guns should be allowed on school campus period. Teachers should not be allowed to have guns in school‚ because it would risk more lives at school. It probably would make students feel even more unsafe. Teachers should not be allowed to have guns‚ because what if the teacher forgets to lock the gun securely and what if one of the teachers take their anger out and shoot his or her student. First of all teachers shouldn’t have guns at school period
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of the questions I just asked‚ then congratulations‚ you’re now a little closer to having a teen mindset. Typical teenagers have to wake up every school day around 6 a.m. for 12 years in middle and high school. Not only is this virtually not achievable for normal human beings‚ but it’s also extremely not healthy for their growing bodies. These school start times make students seriously sleep deprived and fall at risk of destructive mental and social behavior. Academic achievement and health also
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I believe that kids in school should not have a required dress code for three very important reasons‚ they can be comfortable while at school‚ dress for the weather‚ and be unique and diverse in their own way. First of all‚ some school uniforms can be so uncomfortable that it is hard for the students to focus on school when all that they can think about is how uncomfortable they are‚ whether that be the uniform is itchy‚ the wrong size‚ etc. When kids are also uncomfortable they feel self conscious
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generation of idiots.” I believe that iPads should not be in schools because they distract students during school and that students need less screen time. First of all I believe that Pads should not be in schools because they distract students when the teacher is teaching. Some schools are banning cell phone and iPods‚ but iPads stay. Students might have the same social media apps and games on their iPad’s‚ that they have on their cell phones or iPods. During school social media and games distract students
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Imagine a school where you only had four days of school per week instead of five. As it turns out‚ there is such a school district in Pennsylvania in order to save the district money. Most students are thrilled by this idea‚ yet some aren’t so sure it would be the best thing. I think this would be a good idea and should be pushed out to other districts because kids could get a longer break‚ more time for extracurricular activities‚ and there wouldn’t be a huge difference anyway. To begin with
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Schools in surrounding districts shouldn’t be all year long and there are many reasons that could be troubling to students‚ parents and teachers. Money for instance‚ could be a major problem for some families‚ for example‚ electricity and more school supplies could be a hassle for some school districts. It could also be unhealthy for the students because towards the end of the year‚ they get tired and are not wanting to participate in the lessons anymore and they’d also get more stressed out during
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Schools should start at least 2 hours later to help students and people around them. I had so many experiences in the morning‚ terrible experiences. Not getting enough sleep‚ I always arrive late to school and can cause many parents difficulties. Everything was caused by one thing. Schools started excessively early. It is the time that we shall take a stand! Schools should start at least 2 hours later to help students and people around them. Firstly‚ let us start on the most gruelling time of the
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