Introduction to Electricity

It opens or close the electric circuit.

• switch

• light bulb

• wire

• battery

Name the symbol in the picture

• battery

• switch

• light bulb

• wire

Name the symbol in the picture

• battery

• switch

• light bulb

• wire

Name the symbol in the picture

• battery

• switch

• light bulb

• wire

Name the symbol in the picture

• battery

• switch

• light bulb

• wire

What type of circuit is shown in the picture?

• open circuit

• closed circuit

• light bulb

• wire

What type of circuit is shown in the picture?

• open circuit

• closed circuit

• light bulb

• wire

Electric charge that collects or builds up on the surface of an object is ______ electricity.

• Static

• Current

• Lightning

• Appliances

In an open circuit, a light bulb would

• Still glow because the wires can repel electricity

• Remain switched off because there is a gap in the circuit

• Remain switched off unless the voltage on a power pack was turned up to the maximum

• Fracture due to the pressure of the electricity in the wires

This circuit won't work. What essential part is missing from this circuit?

• resistance

• source of electric current

• conductor

• ammeter