16.什么是力?力是怎么生成的?What is the fo

2019-1-5

16.什么是力?力是怎么生成的?

答:力是使物体改变运动态势的物理量, 参见《L11b 力线力学概要》;:物质发出力线,力线相互作用产生力,参见《L11b力线力学概要》


16What is the force ? How force is generated?

Answer:the force is the physical quantity of make object change motion situation, see also in 《L11b The summary of the force-line mechanics》 ; Matter issue the force-line, force-line act each other generate the force, see also in 《L11b The summary of the force-line mechanics》