体育运动是指以身体练习为基本手段,以增强人的体质,促进人的全面发展,丰富社会文化生活和促进精神文明为目的的一种有意识、有组织的社会活动.物理学既是一门实验科学,又是一门应用科学.每项体育 Sports refers to a conscious and organized social activity that uses physical exercises as the basic means to enhance people’s physique, promote the full development of people, enrich social and cultural life, and promote spiritual civilization. Physics is an experiment. Science, it is also an applied science. Each sports