Introduction to Circuits - KS3 Physics Quiz

Which component provides power to the circuit?

• Ammeter

• Voltmeter

• Cell

• Switch

What is used to measure the current flowing through components?

• Switch

• Voltmeter

• Battery

• Ammeter

What is the unit of current?

• Amps

• Ohms

• Watts

• Volts

What is the unit of potential difference?

• Amps

• Volts

• Watts

• Ohms

What is another name for potential difference?

• Current

• Voltage

• Resistance

• Power

What is the symbol for amperes?

• W

• O

• V

• A

What is the symbol for volts?

• A

• O

• V

• W

What is a device that spins when current flows through it?

• Battery

• Motor

• Lamp

• Switch

What component produces light when current flows through it?

• Battery

• Motor

• Switch

• Lamp

What is the function of a switch in a circuit?

• Measure current

• Provide power

• Break the circuit

• Produce light