P6_Electrical System

An _________________ is a path or line through which an electrical current flows.

• Electrical circuit

• Fuse

• Circuit breaker

• Switch

True or False

An electric current is a flow of electricity through a wire or circuit .

• True

• False

The __________ is simply a small gap in the conductor where you can close or open the circuit.

• electric current

• battery

• switch

• bulb

The __________ is an energy source/power source.

• bulb

• battery

• wires

• switch

___________ connect the parts of the circuit together.

• Bulb

• Battery

• Wires

• Switch

A ___________ circuit contains a complete path between the positive and negative terminals of its power source.

• open

• closed

It is an instrument for measuring electric current in amperes.

• Ammeter

• Fuse

• Circuit breaker

• Voltmeter

It is an automatically-operated electrical switch designed to protect an electrical circuit from damage caused by overload of electricity or short circuit.

• Circuit breaker

• Ammeter

• Resistor

• Voltmeter

_______________are materials that do not allow electric current to flow through them.

• Electrical conductors

• Electrical insulators

________________ are materials that allow electric current to flow through them

• Electrical conductors

• Electrical insulators