一、知识结构 二、概念辨析 】.能以:·个物休能够做功,我们就i兑它具有能址.(I)物体做的功越多,就表示它转了f的能址越多;(2)做功的物体一定具有能址,不做功的物体,不一定具有能狱;(3)能{l含的大小可以川做功的多少来衡址;(4)能子l1:的单了立是然耳. 2.动能:物体山于运动而能? First, the knowledge structure Second, the concept of differentiation]. Can be: a matter can be done to work, we have to address it. (I) the more the work done by the object, it means that it turned the address of the more f (2) The object doing work must have an address, and the object that does not work is not necessarily capable of being jailed; (3) The amount of {l can contain the size of the work that can be done by Sichuan; (4) Can sub-l1: Legislation is the ears. 2. Kinetic energy: can the object move in the mountains?