A Complete Collection of 100000 Whys
Fav十万个为什么
为什么石头会滚动？
1、石头滚动是因为受到外力作用，如重力或推力，使其开始移动。
2、石头的形状和表面光滑程度会影响其滚动，不规则或粗糙的石头滚动时阻力较大。
3、地面的倾斜程度决定了石头滚动的速度和方向，斜坡越大，滚动越快。
4、摩擦力是阻止石头滚动的重要因素，地面越光滑，摩擦力越小，石头越容易滚动。
5、石头的重量和大小也会影响其滚动，较重的石头需要更大的力才能开始滚动。
总之，石头滚动是外力、形状、地面倾斜、摩擦力和重量等多种因素共同作用的结果。
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