一、设计思想初中物理“欧姆定律”一节的教学属于物理规律的教学 .物理规律是物理现象或物理过程在一定条件下发生、发展和变化的必然趋势 ,是其本质联系的反映 ,它是以观测和实验为起点 ,从中获得思维加工的原材料 ,对物理世界秩序性的整理和规律性的数学描述 .物理规律的教 First, the design thinking The junior high school physics “Ohm’s Law” section of the teaching belongs to the physical laws of teaching. Physical laws are physical phenomena or physical processes under certain conditions occur, develop and change the inevitable trend, is the reflection of its nature, it is Take observations and experiments as the starting point, from which we can obtain the raw materials for the processing of thoughts, the ordering of the physical world order and the mathematical description of the laws. The teaching of physical laws