Electricity

Sc6/4.2a    associate the brightness of a lamp or the volume of a buzzer with the number and voltage of cells used in the circuit.

Sc6/4.2b    compare and give reasons for variations in how components function, including the brightness of bulbs, the loudness of buzzers and the on/off position of switches.

Sc6/4.2c    use recognised symbols when representing a simple circuit in a diagram.