Water clocks‚ along with sundials‚ are likely to be the oldest time-measuring instruments‚ with the only exceptions being the vertical gnomon and the day-counting tally stick.[1] Where and when they were first invented is not known‚ and given their great antiquity it may never be. The bowl-shaped outflow is the simplest form of a water clock and is known to have existed in Babylon and in Egypt around the 16th century BC. Other regions of the world‚ including India and China‚ also have early evidence
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A ‘clock’ is an instrument used to specify‚ record‚ and manage time. The word ‘clock’ comes from the French word “cloche” meaning bell‚ came into use when timekeepers were kept in bell towers in the Middle Ages. Historians do not who or when mankind “invented” a time-keeping device or a “clock”. Probably thousands of years ago when someone stuck a stick in the ground and saw a shadow of the sun move across the ground‚ known as the sundial. (Cummings‚ 1997-2012). After the Samarian culture
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Looking Backward by Edward Bellamy Julian West‚ the main character of Looking Backward‚ was born into a rich family in the late nineteenth century. The gap between the rich and poor was very huge and seemed impossible to fix. Like the other people of his high class‚ Julian thought that he was greater than the poor people‚ and he saw their constant strikes with anger and contempt. He was engaged to Edith Bartlett‚ who was a beautiful and graceful Boston lady. They planned to get married when the
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The novel Looking Backward by Edward Bellamy is a social commentary on the problems of late 1800’s society. Bellamy compares the negative afflictions of his time to an imagined utopia of the future year 2000 in order to open the eyes of the reader. By doing this‚ he hopes to create a social awareness for the poor cultural and economic values so that future generations can change for the better. One of the conditions that afflicted America in 1887 was in regards to labor. When asked what he thought
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Understanding by Design by Grant Wiggins and Jay McTighe Backward Design Why “backward” is best Deliberate and focused instructional design requires us as teachers and curriculum writers to make an important shift in our thinking about the nature of our job. The shift involves thinking a great deal‚ first‚ about the specific learnings sought‚ and the evidence of such learnings‚ before thinking about what we‚ as the teacher‚ will do or provide in teaching and learning activities. Though
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hiding the message at a volume too low to pick up. Other sounds are played above these messages to mask their identity. Another more famous form of audio subliminal messaging is known as “backmasking”. It often involves music that‚ when played backward‚ sends a different message than when played forward. This form of subliminal message was responsible for a wave of hysteria beginning in the 1970s as the media claimed that numerous songs hid satanic messages behind their lyrics. On the other
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1.0 Introduction According to (Baillie et al.‚ p. 307; Palmer‚ p. 19) “A clock is an instrument used to indicate‚ keep‚ and co-ordinate time. The word clock is derived ultimately (via Dutch‚ Northern French‚ and Medieval Latin) from the Celtic words clagan and clocca meaning "bell". A silent instrument lacking such a mechanism has traditionally been known as a timepiece.” Design and accuracy of clocks have evolved along with progression of technology and industry and even though their main
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"Propeller Clock" Mechanically Scanned LED Clock Seven light emitting diodes spin‚ giving the illusion of numbers in the air An Overview: Top View Side View How this clock works: A motor spins the "propeller"‚ and a small microprocessor keeps track of time and changes the pattern on seven LEDs with exact timing to simulate a 7 by 30 array of LEDs. It is an illusion‚ but it works nicely. To build this clock‚ few things are needed‚ including: 1. Skill with motors and mechanical
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is my Grandfather Clock. It was passed down to me from my Grandmother. I use it and admire it every day. It is definitely a work of art to me. Think of all the work that was put into making a Grandfathers clock. The definition of a Grandfather Clock is a clock in a tall freestanding wooden case‚ driven by weights. Grandfather Clocks have been a part of family legacies including my own for generations. My Grandfather clock is a “Ridgeway”. The Manufacturer is Ridgeway Clocks. They are the oldest
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‚‚4(y STRATEGY CLOCK Whereas Michael Porter’s generic approach to competitive advantage gives substantial prominence to low cost‚ Cliff Bowman’s’ Strategy Clock’ looks at generic competitive advantage from a purely market-based perspective (MBV). He argues that competitive advantage is of no value unless it is of value to the customer and that a customer will always have a preference for such products or services over those of competitors. This may seem obvious but managers do sometimes fail to
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