Study

Electric Circuits

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  • Will this circuit light the bulbs?
    No
  • Name 3 electric things that uses battery-powered.
    Remote, headphones, toys
  • Which of these changes will cause the bulb to light up?
    C. Turn on battery
  • Which lights will be light up if switch 3 closed?
    Yellow and White bulbs
  • Is salt water a conductor or insulator?
    conductor
  • Is iron a conductor or insulator?
    conductor
  • Odd One Out. Why??
    Number 1
  • What electronic component symbol is this?
    BULB
  • The best conductors are made of....
    copper / metal
  • Should we use electrical equipment with wet hands?
    No
  • How many of the bulbs will remain lit if the wire is cut at the point shown by the arrow?
    0
  • What electronic component symbol is this?
    BATTERY
  • What does this symbol represent? 
    OPEN SWITCH
  • A cell has a negative and ..... terminal
    positive
  • Which circuit shown will produce light when the switch is close?
    B
  • Is rubber a conductor or insulator?
    insulator
  • Is a coin a conductor or insulator?
    conductor
  • What is it?
    Bulb holder
  • Name 3 electric things that uses mains-powered.
    TV, washing machine, laptop
  • Odd One Out
    Number 3
  • What is the energy source?
    battery