org/wiki/FileUars_ozone_waves.jpg o Enlarge Ozone hole in North America during 1984 (abnormally warm reducing ozone depletion) and 1997 (abnormally cold resulting in increased seasonal depletion). Source NASA HYPERLINK http//en.wikipedia.org/wiki/Ozone_depletion l cite_note-13 14 The Antarctic ozone hole is an area of the Antarctic stratosphere in which the recent ozone levels have dropped to as low as 33 of their pre-1975 values. The ozone hole occurs during the Antarctic spring‚ from September
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is a genius. He became a leading figure in cosmology and quantum mechanics in a short period of time. He did this while battling amyotrophic lateral sclerosis (ALS). He is mostly known for his work in developing the understanding of the way black holes behave‚ as well as the origins of the universe. He was popularized when A Brief History of Time was released‚ which described his life and what he had accomplished. Hawking was gifted in science from the very start. He deduced by himself that the
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Mini-Case 1. How can you create theme areas that will also promote future sales for the hotel (such as food and beverages‚ rooms‚ conventions‚ etc)? According to the case‚ this hotel adopted some Hollywood theme areas such as the Wizard of Oz and Gone with the wind. Therefore the food and beverages should match these types of theme. For example‚ manager could names food and beverage related to the theme or use some fantasy tableware cater for the customers. The reason is the customer want enjoy
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The book Holes is about Stanley Yelnats. Stanley’s family has a curse brought by his grandfather Elya Yelnats. Elya made a deal with a gypsy named Madame Zeroni. He wanted the fattest pig so he could get a girl to marry him. So he went to Madame Zeroni and she told him to take the pig up the mountain every day and make him drink water from the river‚ and when the pig gets fat he has to take her to the top of the mountain and let her drink from the river. He forgot to repay her and she
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Granny Weatherall In Katherine Ann Porter’s "The Jilting of Granny Weatherall‚" there are two prevalant themes. The first is self-pity. The second theme is the acceptance of her immenent demise. Both deal with the way people perceive their deaths and mortality in general. Granny Weatherall’s behavior is Porter’s tool for making these themes visible to the reader. The theme of self-pity is obvious and thoroughly explored early on. As a young lady‚ Granny Weatherall left at the alter on
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Receiving a 5/5 stars from http://commonsensemedia.org can be viewed as a major accomplishment‚ therefore it is no surprise Louis Sachar’s Novel "Holes" was made into a movie. However Andrew Davis made some interesting variations on how he told the story. In my opinion the biggest differences where Stanley’s appearance‚ Sam’s death‚ and Mr. Sir’s role. At first these may appear to be accidents but they are there for very specific reasons‚ they are there because the director targets your eyes‚ and
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BLACK HOLE Introduction: "A luminous star‚ of the same density as the Earth‚ and whose diameter should be two hundred and fifty times larger than that of the Sun‚ would not‚ in consequence of its attraction‚ allow any of its rays to arrive at us; it is therefore possible that the largest luminous bodies in the universe may‚ through this cause‚ be invisible." -- Pierre Laplace‚ The System of the World‚ Book 5‚ Chapter VI (1798). Evolution of Stars 1. Clouds of Hydrogen begin condensing
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then answered that the best way to get outside the universe would only be to experience a black hole‚
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impossibility to mine energy from black holes. It is common knowledge that the Earth’s resources are being burned through at an alarming rate. This issue has lead to many people seeking other sources of energy. However‚ the article poses the question‚ what happens after humanity find the new form of energy and exhaust that? Some propose should the descendants of the human race seek help from the stars. Ironically‚ the most energetic stars are the dead ones. Black holes are "dead" supernovas that have
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originally studied at Oxford University in England studying physics even though he would have preferred math. He moved onto Cambridge University to work on his PhD in cosmology. Hawking’s career has focused upon the cosmic entities known as black holes‚ and has extended to specialized areas such as quantum gravity‚ particle physics‚ and supersymmetry. A field of study that Stephen Hawking is known for is cosmology. Cosmology is the metaphysical study of the origin and nature of the universe. A
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