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内容来自Android手机客户端
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内容来自iPhone手机客户端
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hy8254463:惯性确实跟质量有关系,但是也和轮子半径有关系,并且增大质量会导致阻力更大,所以又轻轮子又大的公路才香啊 (2021-10-29 16:02)
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图片:IMG_20211005_172428.jpg
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pbrvvv:当无阻时,物体会保持匀速直线运动,和质量什么的其它因素都没关系现实中,拿骑车来说,惯性和阻力也是关系,阻力包括地面摩擦力,风阻,和车子的内阻(因为车子是轮子滚动的,动力也来自内部,三轴和其它关节的阻力也影响其惯性),....... (2021-10-29 16:11)
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