But when you rub one, neutral, electrically insulating object against another, some of the electrons are transferred across, leaving an excess of negative charge on one of the objects, and a ...

One object becomes positively charged, while the other becomes negatively charged. Objects with the same charge repel each other, while those with opposite charges attract. In the first activity ...

the negatively charged electron and the positive proton. If an object has more electrons than protons, it will have a net negative charge. So, that sock in the dryer that clings to everything?

The “lead” of a pencil is actually made of a substance called graphite which is made of carbon atoms. The picture shows a close-up of one carbon atom. A hydrogen atom has one proton as the nucleus and ...