How does a Lens Refract Light? Different Lenses refract light in different ways. First‚ we will look at a double convex lens. Several light rays will approach the convex lens in a parallel manner. After they approach the lens‚ each ray will refract towards the normal. The light is passing from an optical less dense medium (Air) into a more dense medium (such as plastic or glass) at this boundary. Since the light rays are passing the boundary from a less dense medium in which light travels fast (optically
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The classic rock format evolved from AOR radio stations that were attempting to appeal to an older audience by including familiar songs of the past with current hits. In 1980‚ AOR radio station M105 in Cleveland‚ Ohio began billing itself as "Cleveland’s Classic Rock"‚ playing a mix of rock music from the mid-1960s to the present. Similarly‚ WMET called itself "Chicago’s Classic Rock" in 1981. In 1982‚ radio consultant Lee Abrams developed the "Timeless Rock" format which combined contemporary AOR
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Advertisements : How do they persuade us ? Advertisements are part and parcel of our lives. Perhaps‚ they are one of the most decisive and‚ at the same time‚ imperceptible factors moulding and channelling our “purchasing habits‚” so to speak. On the face of it‚ advertisements promote products and services; they create demand by dint of inducing and increasing consumption. Yet‚ the ways in which they convey their messages have a profound effect on all aspects of our lives: our happiness‚ our culture
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British Music The evolution of rock music 1920s - Young people listened to ragtime and jazz. 1930s - Swing became popular. Benny Goodman and his Orchestra were the ’King of the Swing’‚ as were Glenn Miller and Artie Shaw. The music was fast and frantically paced and led to dances being banned from dance halls‚ as the young women being flung into the air by their partners showed their stocking tops and underwear. Jazz continued to be popular. 1940s - The Second World War brought fast‚ frantic
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In the early 1950’s a new artist became present on the rock n roll scene. This artist was the 24 year old Chuck Berry. Chuck Berry was inspired by gospel music chanted in his mother’s household. The family would join in and all sing together and harmonize with one another. Berry also sang in his St. Louis church’s Baptist choir at age six. Berry learned to play the guitar while attending Sumner High School‚ the first Black high school west of the Mississippi. Some of Berry’s other influences were
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life was very negative due to the unpredictable floods‚ and in Egypt without the river floodings there would be numerous famines. Moreover‚ in Mesopotamia they believed humans were inferior to the gods and they could never be sure what the gods might do to or for them‚ whereas in Egypt they believed religion provided them with a sense of security and timelessness. Mesopotamians were very scared of the gods and only obeyed them because they were scared of them.
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These are my rough unedited class notes representing general ideas and concepts for class lectures. Please ignore the many sentence fragments. The African-American culture of the southern plantation influenced the birth of the blues through the adaptation of their African musical heritage. Based upon a call and response structure‚ one slave worker would call or play a lead and the fellow workers would respond with the same phrase or an embellishment of that phrase. The music involved predictable
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U2 has been a staple in the rock and alternative rock industry since the 1980’s. Formed in 1976‚ the band started out with little music experience but blossomed into an international hit. Most of their songs contain a message or theme to a current event or an ongoing issue in the world of in one of their lives. The vocals of Bono are complimented nicely by the rest of the band. Their experimentation with new sounds and effects has created an almost sub-genre of rock. U2 is the greatest band of all
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The primary task of antioxidants is to stop free radicals before they damage the body. Free radicals are primarily a by-product of oxygen. During aerobic metabolism‚ each cell in the body utilizes oxygen to make energy so that it can do its job. Just as burning wood forms smoke as a by-product‚ the body creates by-products called free radical oxidants‚ or free radicals‚ when cells burn oxygen. These dangerous free radicals cause extra oxygen to damage cells in the body as they react to molecules
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Assignment 4: Social Media Marketing Rocks! Submitted by: LE August 24‚ 2013 Introduction Social media marketing has become exceedingly popular among businesses of all sizes. Social media marketing offers many advantages—as well as disadvantages—for both businesses and entrepreneurs. Social media networks have helped Pepsi and other businesses reach new audiences and gain critical customer insight. Because social
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