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1.电能电是什么?电就是一种能量.自然界中存在各种不同形式的能量.声能是声音具有的能量,光能是光具有的能量,动能是由于物体的运动而具有的能量,它们的共性是都能够对外做功,即具有做功的本领.同样,通电的电灯能够发光,通电的电风扇能够转动,通电的电饭锅能够发热,即电也能够对外做功,也具有能量,称之为电能.我们生活中的电能一般由各种各样的发电厂和电池提供.
1. Electricity is what? Electricity is an energy. There are various forms of energy in nature.Sound energy is the energy of sound, light energy is light has energy, kinetic energy is due to the movement of the object has the energy, Their commonality is that they can work externally, ie, they have the ability to do their work. Similarly, the powered lamp can shine, the powered fan can rotate, the electric rice cooker can heat, that is, the power can also work externally and also have energy It’s electricity, which is typically supplied by a variety of power plants and batteries.