A diode is a semiconductor that is used to--

If a wool sock is dragged across a rug, there is a buildup of static electricity on the wool sock. Which type of particle is transferred between the rug and the sock to cause this static?

Electric circuits provide energy for lightbulbs. Which of these prevents the flow of electrons?

Energy is transferred in an electrical circuit through

Which of these will always produce a magnetic field?

Which set of conditions will produce an electric current in a closed loop of wire?

Copper is used in electrical wiring because electrons are

What distinguishes a conductor from an insulator?

A material with a very high electrical resistance is most likely a

What happens when electrons move from one object to another by direct contact?

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