Timeline of materials technology BC • 29‚000–25‚000 BC – First pottery appears • 3rd millennium BC – Copper metallurgy is invented and copper is used for ornamentation • 2nd millennium BC – Bronze is used for weapons and armour • 16th century BC – The Hittites develop crude iron metallurgy • 13th century BC – Invention of steel when iron and charcoal are combined properly • 10th century BC – Glass production begins in ancient Near East • 1st millennium BC – Pewter beginning to be used in
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Humanities Time Line The following is a selective listing of some major figures and works of the Humanities (right column) and their relation to important events in History (Center Column) c = approximately First Column: Century Second Column: Events in History Third Column: Humanities Giants (write your entries here) Before the Common Era (BCE) = Before Christ (BC) c. BC 15‚000 - 10‚000 Old Stone Age Cave art at Lascaux and Altamira c. BC 7000 Native Americans may have migrated from northern
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1856: Mathew Brady created what’s known as the first modern advertisement which was placed an ad in the New York Herald paper offering to produce "photographs‚ ambrotypes and daguerreotypes." 1880: George Eastman‚ age 24‚ sets up Eastman Dry Plate Company in Rochester‚ New York. First half-tone photograph appears in a daily newspaper‚ the New York Graphic. 1888: First Kodak camera‚ containing a 20-foot roll of paper‚ enough for 100 2.5-inch diameter circular pictures. 1889: Improved Kodak camera
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1866 Mendel’s paper is published: units of inheritance in pairs; dominance and recessiveness; equal segregation; independent assortment. These ideas are not recognized for 34 years. 1869 DNA (first called "nuclein") is identified by Friedrich Miescher as an acidic substance found in cell nuclei. The significance of DNA is not appreciated for over 70 years. 1900 Mendel’s experiments from 1866 are "rediscovered" and confirmed by three separate researchers (one Dutch‚ one German‚ one Austrian). A
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II. BENEFITS OF EXERCISE About 100 B.C.‚ Cicero observed that “exercise and temperance can preserve something of our strength in old age.” Aristotle stressed the need for exercise to maintain “a healthy mind in a healthy body.” In the Misneh Torah‚ the twelfth century Jewish scholar and physician‚ Rabbi Moses Maimonides‚ strongly recommended daily exercise and warned that “anyone who sits around idle and takes no exercise will be subject to physical discomforts and failing strength.” Early in
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It is very important to exercise. Exercise is important because it can keep you in shape and will improve your health for the better. Many studies have shown that regular activities and exercise can improve overall health substantially. Exercise reduces the risk of heart disease‚ stroke‚ certain cancers‚ and high blood pressure. Exercise can also help you to maintain healthy bones‚ muscles‚ and joints. Along with physical activity comes weight loss. Weight loss can improve the mental well-being and
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DEM 203 1.1 Dementia is a chronic progressive disease of the brain. It is characterized by a decrease in all higher cognitive functions such as memory‚ thinking‚ judgment‚ orientation‚ comprehension‚ data processing‚ the ability to learn and express themselves. Accompanied by changes in emotional: anxiety‚ irritability‚ personality changes‚ loss of self-esteem‚ depression‚ emotional fluctuations‚ reducing the amount of expressed emotions‚ lower the intensity of
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Melissa Legault Robert Panetti Cardio Fitness 1 November 30‚ 2012 Benefits of Exercise There are extreme benefits of exercise. Being physically active can help control weight‚ improve mood‚ boost energy‚ promote better sleep‚ is a easy way to have fun‚ and is a good way to stay connected with friends or family. Any body can benefit for exercise‚ even if a person is overweight. Exercising regularly and eating an appropriate amount of calories will cause a person to maintain a healthy weight
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Cardio Pulmonary Practical The main aim of the practical was to assess‚ what affects did light exercise have on the systolic and diastolic blood pressure‚ heart and respiration rate‚ tidal volume‚ minute volume and percentage of gas. The readings were taken before exercise‚ during exercise and after exercise. Blood pressure is defined as the amount of pressure exerted on the vessels walls‚ during blood flow. Blood pressure can be measured using a sphygmomanometer. The upper value indicates the
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Are you looking to grow a few more inches taller? YES? Then it is time to get yourself involved in some height increasing exercises that will surely help you gain at least 3 - 4 inches in a short span of time‚ if you do them regularly. Actually‚ there is not secret to these exercises as they’re all based on logical and scientific methods that will help you gain height. Let’s take a look at them now. Stretches - You might have definitely done stretches before‚ they’re the most effective warm up for
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