Key electronic terms

• Conductor


  A material that allows elections to move or pass through easily
• Insulator


  A material that does not allow electrons to move or pass through easily
• Electrons 


  These carry electrical charge in circuit
• Voltage


  The push or force making electrons move in conductor. Measured in volts (V)
• Current 


  The number of electrons passing a given point in 1 second. Measured in amps (A)
• Resistors


  It is a semi-conductor - it allows some electrons to pass through