SHAMINMENISHA How Water Rockets Work A water rocket works using the same principles as other rockets. There are three main forces in action: thrust (Fapp)‚ drag (Ffr) and weight (w=mg). The water‚ which is forced out by the difference between internal and atmospheric pressure‚ is a reaction mass that provides the thrust. All rockets have a reaction mass‚ which can vary from hot gasses that are expelled when a fuel is burnt (in the Space Shuttle’s SRB’s for example) to water in a water rocket. The
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request to the server‚ asking for the file "http://computer.howstuffworks.com/web-server.htm." (Note that cookies may be sent from browser to server with the GET request -- see # HYPERLINK "http://computer.howstuffworks.com/cookie.htm" #How Internet Cookies Work# for details.) The server then sent the # HYPERLINK "http://computer.howstuffworks.com/web-page.htm" #HTML text# for the Web page to the browser. (# HYPERLINK "http://computer.howstuffworks.com/cookie.htm" #Cookies# may also be sent from
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touching the back wheel spins around and generates enough electricity to make a lamp light up. The same thing happens in a wind turbine‚ only the "dynamo" generator is driven by the turbine’s rotor blades instead of by a bicycle wheel. How A Wind Turbine Works Wind blows toward the turbine’s rotor blades. The rotors spin around slowly‚ capturing some of the kinetic energy from the wind‚ and turning the central drive shaft that supports them. The rotor blades can swivel on the hub at the front
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We have heard about Birthdays‚ Open-House Day‚ Mother’s Day‚ Valentine’s Day‚ Father’s Day and so on‚ but how many of us have heard about ’Earth Day’? What is Earth Day? The first ’Earth Day’ was celebrated on 22 April 1970 in America. The Americans called on all the people on earth to take care of the earth. They wanted the people to use the forests‚ rivers‚ mountains and earth carefully so that the earth will remain useful to our children‚ grandchildren‚ great grandchildren and the many generations
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How the Exam Works. The APUSH exam consists of two parts. Part 1 is the 80 question multiple choice section in which you have 55 minutes to complete. Part 2 consists of writing a total of three essays. The first essay is called the document-based question (DBQ) because you are given 9-13 documents which should be used to answer the essay prompt. The next two essays are the free-response questions (FRQ). You will be given four essay promts to read. Two prompts are from pre-civil war era and the
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How A Steel Mill Works The principal consumables employed in steel production are iron ore‚ coal‚ scrap metal and electrical energy. The importance of each of these consumables depends upon the technological processes adopted at each mill. In a classic integrated mill‚ coal and iron ore are the main consumables. In semi-integrated mills‚ scrap iron is the mainstay. An integrated mill comprises four basic operations – reduction‚ refining‚ solidification‚ and rolling – to convert iron ore
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between machines. Ideally‚ TCP/IP is used whenever Windows-based computers communicate over networks. This subject describes the components of the TCP/IP Protocol Suite‚ the protocol architecture‚ which functions TCP/IP performs‚ how addresses are structured and assigned‚ and how packets are structured and routed. Microsoft Windows Server 2003 provides extensive support for the Transmission Control Protocol/Internet Protocol (TCP/IP) suite‚ as both a protocol and a set of services for connectivity and
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“aim‚” might be spotted with urine. Sometimes when I do my business‚ I like to gaze at the welcoming edge of the toilet paper. I employ ~2-3 restrained yet earnest grunts‚ my incumbent material silently leaving my viscera. To the stoic sitter‚ this is how one does it. True‚ I am not the happiest or most well-adjusted person in the world‚ but I do have reason on my side. Goodbye burrito‚ goodbye Pad Thai‚ says the polite
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一． Loan Capital VS Share Capital (where does money come from) Generally speaking‚ money that a company raises can be divided into two headings: Loan Capital: Banks‚ Governments‚ Bonds‚ Building society Share Capital: Friends and Relations‚ Your own savings. Loan capital 1. Banks Banks are in business to provide a market place and the product they deal in is money. Namely‚ banks provide a link between those who have spare money in invest‚ and those who wish to borrow it. What do the banks get out
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attract the emotional responses from the consumers‚ as well it fosters consumers’ buying behavior to link between the advertisement and the brand. (Retrieved from lec notes) Reference: Reid‚ A. (2007). Will facebook ad plan work? Campaign‚ (00082309)‚ 16-16. Retrieved from
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