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Arremessar por cima do ombro e a distancia percorrida pelo implemento

机译:抛在肩上,机具行进的距离

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Overarm throwing skill has been widely studied regarding the farthest throwing distance analysing the velocity of the implement; however the object's distance has not been investigated. The aim of this study was to verify if there is a relationship between the skill development and the distance reached by the object and to observe differences between genders. Fifty children, ages 7-8 years, both genders, from Piracicaba - SP, were analyzed while throwing a tennis ball as far as they could. Each child had three attempts. They were filmed with two mini DV cameras, from both side and rear views while performing. Children's movements were categorized using a developmental sequence and the distance covered by the ball was register. A positive correlation was found between the developmental level and the ball distance. Gender differences were observed; boys were in a more advanced levels in all actions and had farther throwing distances. So, developmental level of this skill was important to reach the task goal (throwing as far as possible). It is suggested that skill level is influenced by the environment and movement opportunities must be provided in order to help the children's global development.
机译:关于最远的投掷距离,分析机具的速度,人们已经广泛研究了过臂投掷技术。但是,尚未调查物体的距离。这项研究的目的是验证技能发展与对象达到的距离之间是否存在关系,并观察性别之间的差异。对来自Piracicaba-SP的50名年龄在7-8岁之间的男女进行了分析,同时尽可能地扔了网球。每个孩子进行了3次尝试。他们在表演时从侧面和后方用两个微型DV摄像机拍摄了影片。使用发育顺序对儿童的运动进行分类,并记录球所覆盖的距离。在发育水平和球距之间发现正相关。观察到性别差异;男孩们在所有动作中都处于更高的水平,并且投掷距离更远。因此,该技能的发展水平对于达到任务目标(尽可能地投入)很重要。建议技能水平受环境影响,必须提供运动机会以帮助儿童的全球发展。

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