人类对电现象的认识可追溯到公元前6世纪。早在公元前585年,希腊哲学家泰勒斯已记载了用木块摩擦过的琥珀能够吸引碎草等轻小物体,后来又有人发现摩擦过的煤玉(也叫煤精)也具有吸引轻小物体的能力。1600年,英国物理学家吉伯发现,不仅琥珀和煤玉摩擦后能吸引轻小物体,而且相当多的 The human understanding of the phenomenon of electricity dates back to the 6th century BC. As early as 585 BC, the Greek philosopher Thales had documented that amber rubbed with wooden blocks could attract light and small objects such as smashed grass. Later, it was discovered that the rubbed coal jade (also called coal fines) also attracted light and small objects. The ability of the object. In 1600, British physicist Gibber discovered that not only amber and coal jade can attract light and small objects, but also quite a lot of