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近几年,我省高考基本上在《万有引力与航天》这章上都会出一个选择题,在学习万有引力定律这部分内容时,弄清一下几个问题,能帮助我们有效理解掌握这部分知识,并能快速、准确地解答这方面的问题。同步卫星和一般卫星地球同步卫星和其他地球卫星虽然都绕地球运行,但它们之间却有着明显的区别。地球同步卫星位于赤道的正上方,相对于赤道上的某一点是静止的,它的周期和角速度与地球自转的
In recent years, the college entrance examination in our province basically has a multiple-choice question on the chapter of “Gravitation and Aerospace”. While studying this part of the law of universal gravitation, we can clarify a few issues that can help us effectively understand and master this part of knowledge, And can quickly and accurately answer this question. Geostationary satellites and general satellites Geostationary satellites and other earth satellites, although they operate around the earth, have a clear distinction between them. The geostationary satellite is located directly above the equator, at a point relative to the equator, and its period and angular velocity are the same as those of Earth’s rotation