What is electric current?, The electricity that flows through wires and electrical devices., Which materials let electricity pass through them easily?, Electrical conductors, such as copper., What is an electric circuit?, A closed path around which electricity can flow, made up of several components connected by wires., What is the function of a generator in a circuit?, It provides the electrical energy, and it can be a cell or a battery., What does an output device do?, It transforms electrical energy into light, sound, movement, etc., What is the purpose of a switch?, It turns a circuit on or off., What effect does electric current produce in a bulb or a torch?, A light effect., Which effect of electric current allows it to rotate a motor, like in a blender?, A mechanical effect., What is an example of the heat effect of electric current?, Electric current heating some materials, like in a toaster., What can the chemical effect of electric current cause?, It can cause chemical changes, like in rechargeable cells and batteries..

Electric current

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？