project is on the surface tension of water and what affects the surface tension of water. The question that I am going to ask is how does temperature and salinity of water affect the surface tension of the water. My hypothesis is that the colder and the saltier that the water is‚ the stronger that the surface tension of the water will be. Some of the background research that I have done has explained to me that the surface tension of water is a property of a liquids surface that can cause it to
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August 8‚ 2013 Peopling of the Earth The earliest full human species known today lived in East Africa about 2.5 million years ago. Early humans survived by hunting and gathering. With an economy based on hunting and gathering‚ there is a great deal of space needed for just a small community. Before migrating majorly‚ they migrated to the Levant‚ in about 25‚000 years ago a global freeze happened and it wiped them out completely. They would then later end up migrating to the Middle East from Africa
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032 | Average: | 0.032 | Table 2: Values for measuring the radius of capillary Temperature | 30 degrees Celsius | Density @ 30 degrees Celsius | 995.67 kg m-3 | Acceleration due to gravity | 9.8 m s2 | Height of water | 0.032 m | Surface tension of water@ 30 degrees Celsius | 7.118 X 10-2 N m | Radius of capillary tube | 4.5592825 X 10-4 m | Table 3: Values for the height of n-butanol solutions in capillary tube Temperature | Trial | 0.1 M | 0.2 M | 0.4 M | 0.6 M | 0.8 M |
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Business Presentations & Public Speaking in English A presentation is a formal talk to one or more people that "presents" ideas or information in a clear‚ structured way. People are sometimes afraid of speaking in public‚ but if you follow a few simple rules‚ giving a presentation is actually very easy. This tutorial guides you through each stage of giving a presentation in English‚ from the initial preparation to the conclusion and questions and answers. This tutorial is itself set out like a mini-presentation
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Earth Summit International meetings aiming at drawing up measures for the environmental protection of the world. The first summit took place in Rio de Janeiro‚ Brazil‚ in June 1992. Treaties were made to combat global warming and protect biodiversity (the latter was not signed by the USA). The second Earth Summit was held in New York in June 1997 to review progress. The meeting agreed to work towards a global forest convention with the aim of halting the destruction of tropical and old-growth forests
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The Good Earth The Good Earth depicts a famer’s journey to prosper from his land while undergoing many struggles and hardships. Farmer Wang Lung lives in a civilized village where he and the villagers work and live off the land‚ but when a famine strikes‚ this forces Wang and his family to move towards the city in search of food and money. In the busy city‚ that is very chaotic due to a revolution‚ Wang and his family must rely on begging and stealing instead of relying on the Earth. Throughout
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Presentation skills are very important as these skills are the way of transferring the information to the audience. To have a good presentation‚ it is important to have the following points in the presentation: 1) Preparation and planning 2) The structure of the presentation 3) How to create interest and establishing a relationship with the audience 4) How to deal with the body language 5) How to use the voice First: Preparation and planning: The presenter must have a
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2011 The Nature of Wang Lung All human beings show emotion‚ as emotions are a tell-tale sign of who somebody is‚ what they are to others‚ and how they react to different situations. When we examine the character Wang Lung from the book The Good Earth‚ we see an example of the purest form of the human nature working under difficult situations. Through this book‚ Wang Lung symbolizes “human nature‚” as he shows a dynamic variety of different human attributes from the beginning to the end‚ such as
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One of them is Elizabeth Procter‚ cold and unforgiving to her husband after he committed adultery. Despite her coldness‚ she is a very faithful woman with an honest personality‚ which is compromised by her deeply felt love for her husband. The presentation of such complex personality reflects the ideas of love and forgiveness in the play. The first impression about Elizabeth we have is that of a cold woman. As is put by Abigail Williams‚ a teenage girl who Elizabeth’s husband John Procter
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EFFECTIVE PRESENTATION Introduction Presentation is the practice of showing and explaining the content of a topic to an audience or learner. The term „presentation‟ is capable of giving butterflies-in-thestomach. This is because while making a presentation we are exposed to our audience‟s judgment and this is a frightening thought for most. While experience and command over the subject can make a great deal of improvement to a presentation‚ a quick reference to the right presentation skills resources
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