An electric current is a flow of _______________ charges.

A _____________ machine uses many simple and compound machines.

When two objects have like charges, they ______________ each other.

A ______________ allows electricity to flow easily.

In a ________________ circuit, each light or appliance has its own path.

When two objects have opposite charges, they ____________ each other.

A(n) _______________ does not allow electricity to flow easily.

In a ________________ circuit, the electricity has only one path to flow.

When the lights in a room are off, the circuit is ___________.

An electric circuit must be ___________ for electricity to flow.

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