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Conductors are materials that allow the flow of electric current, whereas insulators do not. While conductors and insulators are different in that respect, their similarity is in their makeup of atoms. It is these atoms ... More »

www.reference.com Science Physics Electricity

Oil, fur, silk, wool, rubber, glass, plastic, wood, paper, wax and ebonite are good insulators. Insulators are substances with tightly bound outer electrons and heavily resist the flow of electrons. Most nonmetals are cl... More »

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Rubber is a good insulator because it prevents electrons from moving through it easily and gaining energy, which causes an electrical charge. Electrons are transferred to rubber, but they cannot move fast enough to gain ... More »

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In general, metals make good electrical conductors while nonmetallic solids are good insulators, or materials that don't conduct electricity well. Electrolyte solutions, such as salt water, are also good conductors of el... More »

www.reference.com Science Physics Electricity

Semiconductors help to transmit conductivity between insulators and conductors. They can be in natural forms or may be a manufactured electronic. More »

www.reference.com Science Physics Electricity

Resistors utilize both conductive and non-conductive materials in order to restrict or limit the flow of electrical current being passed through them. Typically constructed using metal alloys as well as carbon or ceramic... More »

www.reference.com Science Physics Electricity

Static electricity is the build up and transfer of charges between insulators. Charges are built up in objects when they lose or gain electrons. To acquire a charge in static electricity, two neutral objects are rubbed t... More »

www.reference.com Science Physics Electricity