put and discus but there are many other important factors that also contribute‚ including range of motion‚ timing‚ position‚ internal force‚ and external force. The next area that we are going to look at is speed. Results from studies done by M. Hubbard et al. showed that Achievable release speed decreases with increasing release angle at about 1.7 (m/s)/rad and decreases with increasing release height at about 0.8 (m/s)/m‚ with only small differences in sensitivities between throwers. Speed plays
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PD/H/PE PRELIMINARY COURSE Assessment Task 4 Discus 1. Discus is a complex sport that requires skill and a lot of training. The discus is held in the dominant hand putting the first knuckles of your fingers around the edge. Your hand must be spread wide but not strained. You must orient your wrist so your index finger is directly in line with your forearm. You must then align yourself with the target area‚ either at your left shoulder or behind you. Most professionals face away from the target
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Throughout the entire history of mankind‚ the technological advancements that civilisations have made have always been tied in with the development of energy sources. The first human energy technology was fire‚ along with human labour as the major energy source. This has bee supplemented by animals for agriculture and transportation since at least the dawn of agriculture some 10‚000 years ago. Wind and waterpower for milling grain have also been used nearly as long. The development of the steam
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How do we deal with waste today? Discuss. BY KOH SHEN MING With the rise of growing population in the world‚ the amount of waste gradually increases. In general‚ waste or rubbish‚ trash‚ junk‚ garbage‚ depending on the type of material or the regional terminology‚ is an unwanted or undesired material or substance. The waste products created by a natural process or organism quickly become the raw products used by other processes and organisms. Therefore‚ the existence of waste disposal
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Is Pakistan manufacturing sector competitive? Discus some critical facts about competitiveness of Pakistan’s industry. A country can enlarge its external cost competitiveness in any sector‚ including manufacturing sector‚ by reducing its unit cost of production relative to those of other countries. This can be achieved either by having lower input prices or higher productivity (i.e. getting more output for any given quantity of inputs) or a more depreciated domestic currency. The manufacturing
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Organizational ImpactOrganizations use innovation and creativity to transform‚ reinvent‚ transition and modify the services and products they offer in order to accommodate the market needs and demands. Change is difficult for organizations that do not have innovative programs or think innovation to be an important advantage and ingredient for growth and profitability. Innovation is necessary to make the transitions and modifications to the business strategy which result in competitive advantage‚
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Essay Track and field is considered as one of the most recognized sporting activity in Jamaica. It is also highly recognized on the international scale as a major sporting activity which is highly favoured among many. Sports can increase a nation’s popularity‚ as it also uplifts the Jamaican population; educationally‚ has enhance the tourism aspects of the country as well as creating better infrastructures. Sporting activities in Jamaica can contribute to the country becoming more renowned. Sporting
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Muscle and joint actions both affect the performance of a discus-athlete. Various types of joint actions and muscular actions can take place once when the movement is executed by the athlete. As an example‚ a discus-thrower usually activates the horizontal abduction and the horizontal adduction during the preparation or execution phases of his/her throw. The ground contact of the discus-thrower is very important as it keeps the thrower’s center of gravity station within his/her strongest point of
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Warm-ups are only permitted before the event begins. Once the actual event starts‚ all warm-ups cease‚ regardless of the throwing order. Throwing order is typically determined by random draw order and is under supervision of a tournament judge. Any discus throws done during warm-up are not measured and do not count for the competition. Throwing Rules During the prelims‚ each contestant is allowed three throws. Depending on the competition‚ there may be a time limit (such as 1 minute) within which
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Track and Field events‚ also known as athletics‚ have progressed a great deal since their birth in Olympus‚ around the ninth century B.C. More athletes and more nationalities compete in Track and Field than in any other Olympic sport. Athletics is one of the largest attractions at the Modern Olympics‚ drawing in huge crowds of spectators and creating interest at summer Olympics. Track and Field events have come a long way since the Ancient Greek Olympic games. Many events and techniques have been
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