This leaves an area of positive charge in the desk near the plastic. The negative plastic and the positive area of the desk attract. When the balloon is rubbed on hair or clothes, electrons move onto ...

You've probably seen lightning flash across the sky, but do you know why and how it happens? This simple science activity teaches how lightning forms and ...

Remains of the hot air balloon could be seen suspended from a ... the pyramids of Teotihuacán in Mexico on 1 April has been charged with homicide. Two of the passengers, a couple from Mexico ...

Opposite charges will attract. And like charges will repel. When I rub this balloon on a jumper, it becomes negatively charged. Holding it near this uncharged wall, it repels the electrons near ...

6. Rub the end of the balloon on your hair or shirt. Pulling the tape from the roll causes electrons to be stripped off the tape, giving both strips a positive charge. When two objects have the same ...