Genetics may play a part. Researchers say Indians store more body fat per kilogram than Europeans.

VOA: special.2010.05.12

A joule is a kilogram meter squared per second squared.

一个焦耳等于,一千克乘以米的平方除以秒的平方。

麻省理工公开课 - 化学原理课程节选

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

耶鲁公开课 - 基础物理课程节选