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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these were based on her experiences growing up in various places on the American frontier‚ and one‚ Farmer Boy (1933)‚ tells of her husband‚ Almanzo’s‚ boyhood on a farm in New York State. Each novel can be understood without reading the others‚ but taken together they form a cyclical tale which follows the Ingalls family from Laura’s early childhood to her marriage. In keeping with the development of Laura‚ the reading difficulty and sophistication of ideas increases with each book. All are narrated
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including genetics‚ medical conditions‚ prescription drugs‚ stress and simply bad haircare. Platelet-Rich Plasma (PRP) is considered by dermatologists to be one of the best treatments for hair loss because it is non-invasive and the results look natural. A small amount of your own blood is taken and treated in a centrifuge to separate the enriched cells or platelets. This highly concentrated platelet-rich plasma includes essential growth proteins and is injected into the scalp with a special micro needle
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Government help farmers in the Bahamas Today I am going to speak momentarily on how the Bahamian government help farmers in the Bahamas. They help by giving the farmers loan to buy supplies on a broad spread of product including building supplies ‚processing materials and farm vehicles such as trucks‚ tractors plough and a harvest machine . Usually they hold lease and dispose of agricultural land‚ because some farmers don’t have a land to farm
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Human Geography – The Globalisation of Economic Activity 1. Uneven Development in the Global Economy * Globalisation * Characteristics * Processes * Impact on the world economy * Uneven global distribution of activities - Illustrate how globalisation has affected the economies of LDCs‚ DCs and NIEs * NIDL * Causes of the emergence of a new NIDL * Impact of the emergence of NIDL on the global economic activities * Impact of new technologies on
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America is a place where all cultures of the world‚ mostly European‚ unite to create a society in which anybody can prosper. In Letters from an American Farmer Michel-Guillaume-Jean de Crevecoeur commends this welcoming society full of diverse European ethnicities with repetition‚ large lists‚ and contrasting diction because of its freedom from European superiority. Michel-Guillaume-Jean de Crevecoeur with negative diction and extensive lists creates an image of an unwelcoming culture of Europe
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I was just thinking the other day: Everyone I know in the country is weird. At least for my town‚ which has no stoplights and one main intersection‚ we are a little strange‚ I think. We don’t get out much. We think running across the freeway is a thrill. I grew up playing in mud with frogs and snakes. Is that weird? I feel like my friends and I have had a somewhat difficult time in mixing with others. I almost feel like if I had lived in the city‚ I might understand more about other types of people
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I have lots of positive energy. Anyone who knows me says I constantly have positive energy. I always try to see the bright side‚ and when a friend of mine is sad I try to cheer them up. For example‚ this year everyone had negative energy going into Decade Day and said we had no chance of winning. I constantly told people to have faith in us‚ and if we were enthusiastic enough we could win. At first‚ no one believed me‚ then after I persistently told people to be positive‚ people came around. By Decade
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Farmer Doug was lying in the corner of his blazing barn‚ crouched down‚ quietly weeping while his severed leg was spurting blood. Through his cries of pain‚ he could hear the nightmarish moo of his beloved cow‚ Betsy. As her footsteps drew close‚ he could only ponder how this happened. How could he have been so stupid? What did this? Who did this? Finally it hit him‚ it started that week when he took the cows for their first bath in the newly cleaned river. It was a sunny‚ happy day; his cows
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This essay written by Peter Nabokov and Dean Snow‚ illustrates how these two groups of Native American tribes‚ the Algonquians and Iroquoians‚ developed an effective and rich society based on taking advantages of the natural resources‚ and coexisting together as a complex cultural mosaic before European settlement. First‚ the authors make mention of the tribe Algonquian (colloquially known as Wabanakis)‚ semi-nomads whose subsistence means were mainly hunting and fishing. This society was composed
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