Potato Batteries: Veggie power! Data and Analysis Background The battery was invented around 1800 by Alessandro Volta in Italy. It has become an indispensable part of modern life. Why are batteries so useful? Because they convert chemical energy into electrical energy. You can use this electrical energy to light a flashlight‚ to start a car‚ or to listen to your favorite music. We made a simple battery out of a potato by placing in it a zinc strip and a copper strip. At the zinc strip‚ the
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1. What do you think of speech reading or lip reading? What are your thoughts on this topic? Do all deaf people know how?I think that speech or lip reading is something that should never be expected out of anyone‚ deaf or hearing. I do not think that a person’s mouth can be understood without sound coming out of it. There are too many different ways of saying things; lip shapes are different; lip movements are different; people enunciate words differently therefore causing different facial movements
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Battery cages How have the demands of consumers influenced the way farmers manage their egg industry in Australia? Battery cages are cages in which farmers use in the egg industry to house hens. Around 8 to 10 hens are confined in the space about the size of a cabinet drawer. The eggs are laid onto wire cage floors and roll to the front of the cage for collection. Battery cages are stacked in rows on top of each other‚ so within a single building‚ hundreds of thousands of birds are housed. The
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What is AIDS? Human immunodeficiency virus (HIV) is a lentivirus (slowly-replicating retrovirus) that causes acquired immunodeficiency syndrome (AIDS)‚ a condition in humans in which progressive failure of the immune system allows life-threatening opportunistic infections and cancers to thrive (1). A virus is a piece of genetic material‚ RNA or DNA‚ surrounded by a protein coat. To replicate‚ a virus must infect a cell and direct its cellular machinery to produce new viruses. A virus cannot
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Hearing loss is a very prevalent issue around the world today. It affects countless individuals and they have learned to adapt to the challenges that this condition has brought about. Learning about how this condition affects people in their everyday life will help you as a nurse provide the best care available when caring for them. This paper will highlight the etiology‚ causes‚ pathophysiology‚ etiology‚ causes‚ risk factors‚ complications‚ detailed nursing care plan and current treatments involved
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This essay will discuss how the hearing impaired children can be strongly influenced by the social environment to learn language. Firstly‚ the essay will define some key terms such as hearing impairment and social environment. Secondly‚ it will discuss how the social environment can strongly influence hearing impaired to learn language. Oxford Advanced Learner’s Dictionary (2006) defines hearing as the ability of being aware of sounds with one’s ears. It further defines impairment as the state of
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you should first understand that not all batteries will be the same. Flooded cell lead acid batteries are the most commonly found in electric and gas golf carts‚ and you can also find them in utility vehicles and electric vehicles. If you have another battery type like Gel‚ AGM or Lithium‚ the chemistry will require a specialized procedure that differs from those that have been outlined. Understand Batteries Having a basic understanding of batteries and how they work and behave can give you a
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Hearing is an extraordinary phenomenon. It allows us to experience the joy of music‚ the sounds of nature and is fundamental for communication - yet is often taken for granted. Having personally witnessed the deterioration of my grandfather’s hearing‚ I have been able to appreciate how significantly impaired hearing can impact on one’s quality of life. Tasks and interactions that were once so simple became strenuous without the aid of adequate hearing. As I pondered further on the matter‚ I was
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300 eggs a year. Chickens will naturally live for 6 or more years but after 12 months‚ the hen’s productivity will start to decline. This is when most commercial laying hens are slaughtered. BATTERY CAGES In Europe‚ a battery cage typically holds 4 or 5 hens with a legal space allowance per bird of less than an A4 sheet of paper. The height of the cage is only just enough to allow the hen to stand upright. In the US‚ the space allowance per hen is even lower. The cages usually have a sloping wire
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AIDS is a disease that damages the immune system and interferes with a person’s ability to fight off disease. It is most commonly transmitted sexually‚ but can also be transmitted through infected blood exposure and through birth. Mayoclinic.com says “AIDS is a chronic‚ potentially life-threatening condition” AIDS is caused by the retrovirus HIV‚ HIV targets T-cells which are vital immune system cells and without them it is nearly impossible to fight a common cold let alone a life threatening disease
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