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什么是引力
更新时间: 2021-04-18 10:09:02  

1、引力是指物体之间的一种吸引作用,物体的质量越大,它对其他物体施加的引力作用就越强,牛顿的万有引力定律能够很好地描述这种现象。

2、根据牛顿的引力理论,物体之间的引力与它们的质量乘积成正比,与它们质心距离的平方成反比。

关键词: 什么 引力

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