The direction a force acts can be
The direction a force acts can be
20 The direction _______ a force acts is changeable.
英语 1. The direction ( ) a force is acting can be change .(顺便
英语翻译A:The force of the earth,s gravitational pull acts verti
英语翻译The gravitational force that acts on a 1200 kg space pro
请帮忙翻译:applying a force in the direction of the arrow with a
英语翻译If the force is periodic,it can be decomposed into a com
friction is a force that always acts an opposition movement
the agent acts on a maxim that he can at the same time will
May the force be with
英语翻译1.Work is done on an object only when a net force acts o
英语翻译if we know that a force of 4N acts on an object while it