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Million Years Ago Long Period Of Time
1,219 wordsFrom Water to Land (Revision) Abstract: The early tetrapods were the first vertebrates to actually walk the solid earth. They began their conquest of land in the Paleozoic era around 360 million years ago. The question many paleontologists have been asking for a long period of time is whether the anatomy for locomotion on land was developed in water for swimming purposes, or if it was adapted after the creatures became terrestrial. Recent findings of fossils indicate that the transformations of ...
Free research essays on topics related to: million years ago, evolution, creatures, limbs, long period of time -
Law Of Inertia Left Arm
2,915 wordsPresently scientist are conducting research to help people gain new techniques in swimming. While scientists continue research for new swimming techniques, they must start with early techniques of swimming as a sport and part of life. Learning how to swim is not easy. However, swimming is physics. There are laws, buoyancy, drags, and motions. To become a good swimmer one should take initiative to learn how certain techniques evolved and take an active approach into applying these physics into th...
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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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