Insulators can be charged, By plugging them into mains electricity supply, By placing them in a changing magnetic field, By friction, Never, When two insulators rub together, what is transferred from one to the other?, Protons, Neutrons, Electrons, Volts, An insulator can gain a positive charge by, Gaining protons, Gaining electrons, Losing protons, Losing electrons, An insulator can gain a negative charge by, Gaining protons, Gaining electrons, Losing protons, Losing electrons, A negatively charged object can attract, Another negatively charged object, A positively charged object, Any other object, No other object, A positively charged object can attract, A negatively charged object, An uncharged object, Any other object, A positively charged object, Two negatively charged objects will, repel each other, attract each other, have no effect on each other, Two positively charged objects will, repel each other, attract each other, have no effect on each other.

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