THE SPECIAL THEORY OF RELATIVITY Lecture Notes prepared by J D Cresser Department of Physics Macquarie University July 31‚ 2003 CONTENTS 1 Contents 1 Introduction: What is Relativity? 2 Frames of Reference 2.1 2.2 A Framework of Rulers and Clocks . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 5 5 7 7 9 9 Inertial Frames of Reference and Newton’s First Law of Motion 3 The Galilean Transformation 4 Newtonian Force and Momentum 4.1 4.2 Newton’s Second Law of Motion
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Question 3 what reading have you enjoyed most in the past year and why? The reading I have enjoyed the most in the past year is ‘To kill a mocking bird’ by Harper Lee. The story’s main theme is about racial discrimination and gender inequality. It used a child’s point of view to tell the story so I can throw myself into the main character Scout. Thanks to her naivety‚ the injustice and the hypocrisy of Maycomb folks are enhanced. The most exciting part of the story is the fight in the court. Scout’s
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1. ABSTRACT The Smart Note Taker is such a helpful product that satisfies the needs of the people in today’s technologic and fast life. This product can be used in many ways. The Smart Note Taker provides taking fast and easy notes to people who are busy one’s self with something. With the help of Smart Note Taker‚ people will be able to write notes on the air‚ while being busy with their work. The written note will be stored on the memory chip of the pen‚ and will be able to read in digital medium
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Some say Savannah‚ Georgia is the most haunted town in America. There are homes‚ cemeteries‚ and even restaurants that are believed to be haunted. This leads to there being several Savannah‚ Georgia ghost tours . Some are by foot‚ some have transportation‚ but all provide fright seeing. Here are some of the ghost tours available. Paranormal Tours On the paranormal tours you have a choice of two options. Their tours are centered on the Sorrel-Weed House and Carriage House. These tours invite
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Smart and modern materials Textiles Home Learning Project Year 8 Estelle Crossley Smart materials Smart materials have properties that react to changes in their environment. This means that one of their properties can be changed by temperature‚ light‚ pressure or electricity. This change is reversible and can be repeated many times. There are a range of different smart materials. Each offer different properties that can be changed. Modern materials with new properties are excellent
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Hr. 2 College English Synthesis Nearly 80% of Americans have access to the internet at home‚ school or work‚ and almost 50% of Americans have smart phones with internet at all times. The articles “How Computers Change the Way We Think” by Sherry Turkle‚ “Lazy Eyes” by Michael Agger and “Americans and Their Smartphones” by John C. Dvorak‚ all talk about how technology is changing the world. Easy access and constant use of the internet is changing the way people learn and think in their
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The likely consequences of skipping class Most students have the experience of skipping class due to various kinds of excuses. No matter what the excuse is‚ almost everyone agree that skipping class is not a proper behavior for the college students‚ so that it will lead to some serious consequences. In my view‚ every coin has two sides‚ and we shall not just focus on one side. Speaking to the behavior of skipping class‚ objectively‚ there are two kinds of consequences of it. Students who choose
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The Disadvantage of the Smart Phones Good morning to all my friends and the teachers. Today‚ I would like to speak about the disadvantage of the smart phones. Nowadays‚ most of Malaysians have smart phones. This gadget has many advantages and disadvantage to us. Talking about disadvantages‚ there are lot of negative aspects of using mobile phones. Firstly‚ using cell phones too much will probably be harmful for human’s health as it can increase the risk of brain cancer. Lacking of face-to-face
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Bibliography: * Stock Bangladesh: Company News - POWERGRID. (2010). Retrieved August 12‚ 2010‚ from Stock Bangladesh: http://www.stockbangladesh.com * Power Grid Company of Bangladesh Ltd. Annual Report 2006‚ 2007 & 2008.
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On Tuesday‚ March 14th‚ Samsung‚ the South Korean Leviathan‚ launched the sale of the Samsung Galaxy S-4 smart phone. Samsung has been locked in a very bitter and fierce battle with Apple‚ Inc. The two companies are at the top of the universal pyramid of global telecommunication companies‚ who are all jockeying for position in the burgeoning $ 219 billion market for smart phones and computer tablets. After months of anticipation‚ Samsung has finally unveiled their brand new flagship
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