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Surface Of The Water Spilled Oil
1,763 wordsWhen it comes to mixing oil and water, oceans suffer from far more than an occasional devastating spill. Disasters make headlines, but hundreds of millions of gallons of oil quietly end up in the seas every year, mostly from non-accidental sources Large spills -- even though a relatively minor source of ocean oil pollution -- can be devastating. The same amount of oil can do more damage in some areas than others. Coral reefs and mangroves are more sensitive to oil than sandy beaches or sea-grass...
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Teach A Beginning Swimmer Strokes To Teach A Beginning Hands
724 wordsThe breaststroke is the oldest known swimming stroke and is one of four strokes used in competitive swimming. This stroke is also very popular in leisure swimming because the head can be held up, making vision and breathing easy and because the swimmer can rest between strokes if needed. Swimmers can also use the breaststroke in survival swimming and in lifesaving situations. Since the breaststroke has many uses and is easy to learn, it is one of the best strokes to teach a beginning swimmer. Wh...
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U S Navy Surface Of The Water
2,531 wordsWouldnt it be fun to ride a torpedo, or drive a nuclear reactor around underwater? In this research paper I am going to illustrate the ingenious submarine. The submarine is one of the most important strategic and tactical weapons systems of the 20 th Century, and this importance will increase in the 21 st Century. The tiny, leaking, creaking, and unsafe submarine boats of the 1890 s, displacing under two hundred tons and carrying a handful of men and a few torpedoes have grown into massive, soph...
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Surface Of The Water Arms And Legs
1,892 wordsLearning How to Swim Swimming is one of the greatest abilities that a human may possess. Swimming is act of moving in the water using body, arms and legs, by moving in a certain kind of motions called strokes. This ability to swim usually is present in each and every human kind from the day they are born but in order to do it well some exercises and practice is necessary. Some scientists believe that human beings are born with an instinctive ability to use their arms and legs to stay afloat. Tha...
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Surface Of The Water Oil Spills
2,730 wordsOil Spill It was a dark and foggy night and a tanker carrying 1 million gallons of crude oil collided with a merchant ship. The result is that the hull of the tanker was ruptured and 70 % of the oil carried spills into the sea... The use of oil is very important to todays society. We use it to do many things. There are benefits of oil such as the use of fuel, jobs for people, and plastics. There are also impacts of the oil industry on people and the environment such as oil spills, and pollution....
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Surface Of The Water Hydrogen Bonds
984 wordsWater is the most important substance in our evolution and our daily lives. Without water, life as we know it would not have been possible. This essay will examine the water molecule in order to ascertain how it brought about Earths thriving ecosystem and how important it is to us today. Each water molecule consists of one oxygen atom and two hydrogen atoms. The oxygen atom (or the apex of the water molecule) bears a slight electronegative charge while hydrogen possesses a more positive one 1 (f...
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Surface Of The Water One Arm
1,078 wordsIn swimming there is no stroke harder to learn then the Butterfly stroke. This is the stroke where the swimmer swims kicking like a dolphin and pulling with his or her hands at the same time under the water and recovering for the next stroke above water with both arms at the same time in an almost circular motion. There are many steps in learning how to execute this stroke correctly. These steps are called drills, when you perform them in the pool. The first drill you should learn is the Kick dr...
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Surface Of The Water Left Arm
1,232 wordsFront crawl, or freestyle is both the fastest and the most efficient swimming technique. The ideal body position for the front crawl is having your body horizontal, with your body stretched out in a straight line. Your face should be in the water, except when you come up for air, with the water at about the hairline. Look forward and slightly downward. The arm stroke for the front crawl is generally one arm pushing back, and the other arm coming from your side. In the front crawl, the arms provi...
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