P2 Electricity

• A power source for an electrical circuit could be a..

  C ell

  Ba ttery
• Current 


  Measure of the flow of electrons around a circuit.
• Amps (A) are units of..

  Current
• The symbol 𓇽 with an X in the middle represents..

  Filament lamp
• Potential difference is the force driving the flow of electrons around a circuit.
• In ‘conventional current’ we say electrons flow from..

  Positive terminal -> negative terminal
• Resistance 


  Everything which resists the flow of electrons in a circuit.
• Voltage / Volts (V) are used to refer to..

  Potential difference
• Ohms are the units of..

  Resistance