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Short Quiz in Science 8 explain the functions of circuit breakers, fuses, earthing, double insulation

Quiz by Quizalize Premium (Philippines)

Grade 8
Science
Philippines Curriculum: Grades 1-10

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5 questions
Show answers
  • Q1
    What stops the flow of charges by switching off the current if it gets too high?
    outlet
    charger
    circuit breaker
    fuse
    30s
    S8FE-li-33
  • Q2
    Where does the power that comes to your house begin?
    wires
    power plant
    step-down transformer
    step-up transformer
    30s
    S8FE-li-33
  • Q3
    What boosts the voltage of an electric current?
    transformer
    step-up transformer
    step-down transformer
    wires
    30s
    S8FE-li-33
  • Q4
    What voltage does a step-up transformer create?
    175,000
    120,000
    400,000
    240,000
    30s
    S8FE-li-33
  • Q5
    Appliances at home usually run on what voltage?
    120 or 240
    120 or 175
    250 or 500
    175 or 250
    30s
    S8FE-li-33

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