A ________ is any material that lets an electrical current flow through it easily.

Metals such as copper, silver, iron, and gold, are good __________.

A/an ______ is any material through which an electric current CANNOT easily pass.

Which of these are good insulators?

_________ is a charge that builds up when two objects rub together.

Opposite charges attract (pull toward) each other. So a ______________ charge are attracted to each other.

A negative and a negative charge or a positive and positive charge ___________.

______ is a force that either attracts or repels certain materials.

If you have 2 magnets close together, then the magnetic force is ________.

The farther you move magnets apart, the ______ the force becomes.

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