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This anchor will slow the car at a rate of more than 20 meters per second, the equivalent of more than 2 Gs of stopping force.
这个缓冲物将使汽车以每秒20米的速度减速,这相当于两个负重力加速度。
He was sent to the place of execution and force to walk the last fifty meters of his life silently.
他被送到执行死刑的地方,迫使他默默地走完人生的最后五十米。
If you fall 3 meters, the earth is pulled you down 3 meters, but you have also exerted an equal and opposite force on the earth.
如果你下降3米,就是说地球把你向下拉3米,但你也对地球施加了一个大小相等,方向相反的力。
The early November winds reached hurricane force and caused waves eleven meters high.
VOA: special.2009.11.11
So, the way to measure force is in kilogram meters per second squared.
所以,力的单位是千克米每秒平方
If your plan is to accelerate a 3 kg mass with an acceleration of 2 meters per second, you better have a rope that can furnish that force and it can take the tension of 6 Newtons.
如果你想用 2 米每秒平方的加速度,去拉一个 3 千克的物体,那么你就需要一根能提供拉力的绳子,并且它能够承受 6 牛的张力
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