1. Electric currentElectric current
Can you name the different symbols below and
describe their function?
24/09/13

2. We are learning:
• To define and describe electric current,
• To recognise the symbols of circuit components
and to know their names and their functions.
24/09/13
Electric currentElectric current

3. Definition:
• Current is a flow of charge (usually electrons)
• Current is a measured using an AMMETER
• Current is measured in amps (short for ampere): A
24/09/13
Electric currentElectric current

4. What you do now:
1. Copy the circuits from the boards and build them.
2. For each circuits record the current with the
ammeter in amp (A) and write down your
observations: brightness of the lamp compared to
the current in amps.
24/09/13
Electric currentElectric current