Particles placed at the top of either slope would fall down to the bottom under the pull of gravity. Particles placed at the bottom of either slope would go nowhere.
在重力的拉动下，放在任何一个斜面顶部的粒子都会滚到底部，而放在底部的粒子会保持不动。
Sir Isaac Newton supposedly discovered gravity through the fall of an apple.
据称艾萨克·牛顿爵士通过苹果落地，发现了万有引力。
Of course it is, but only as false as it is that gravity accounts for how quickly objects fall.
是的，当然是错的，但其错误程度就如同重力与物体的下降的速度成比例一样。
We learn first-hand about the principles of gravity the first time we fall down, and we experience many other physical laws early on in our lives.
我们在第一次摔倒的时候就学会了重力原则，我们在小的时候就感受到了许多其他的物理法则。
If it waits another fraction of a second, the force of gravity will overtake inertia, causing the column to break, the liquid to fall back into the bowl, and the cat's tongue to come up empty.
如果它再等上几分之一秒，重力的作用将压倒惯性而破坏液柱，液体会落回碗里，而小猫的舌头则扑了个空。
I love the gravity rolls, the constant twists and turns, the feeling that you might fall out of your seat.
我喜欢地心吸力旋转，那个持续不停的翻滚转动，那种好像快要从座椅子上滑出去的感觉。
The force of Gravity makes things fall to earth.
地球引力使物体落到地面上。
The laws of gravity state that the heavier end will eventually end up on the bottom. Armed with that knowledge, you can make necessary adjustments to suit your fall.
重力定律告诉我们比较重的那端会先着陆，掌握了这点你就可以做出必要的调整来迎合你那一跳了。
If your centre of gravity does not remain over your feet, you fall.
如果你的重心不在你的脚下，那么你将跌倒。
2296 - Powerful eruption on the Sun. Changing the force of gravity. Beginning to fall old space stations and satellites.
2296年，太阳大爆发。从此改变了重力。旧的空间站和卫星落下。
The force of gravity makes things fall.
地球的引力使物体下落…
The force of gravity makes things fall to ground.
重力使物体都落到地上。
Gravity Link: the ends of the rope literally fall onto the rope... leaving it restored!
地心引力联编：绳子的尾端自由落下并且恢复在一起！
Gravity Link: the ends of the rope literally fall onto the rope... leaving it restored!
地心引力联编：绳子的尾端自由落下并且恢复在一起！
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