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Circuits and Electricity part2

Quiz by Storm Rider

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22 questions
Show answers
  • Q1
    Why is electrical wiring usually made from copper?
    Question Image
    Because copper is a good insulator of electricity.
    Because copper is magnetic.
    Because copper is shiny and doesn't bend.
    Because copper is a good conductor of electricity.
    120s
  • Q2
    Which of the following material is an electrical insulator?
    steel paperclip
    pencil eraser
    gold ring
    aluminum cup
    120s
  • Q3
    A material which is an electrical insulator does what?
    It allows heat to travel through it easily.
    It allows electricity to pass through it easily.
    It does not allow heat to travel through it easily.
    It does not allow electricity to pass through it easily.
    120s
  • Q4
    Why is electrical wiring usually covered with a layer of plastic or rubber?
    Question Image
    To help the electricity flow along the wire faster.
    Without the plastic or rubber the electricity will not work.
    To make it safe to handle without getting electrocuted or shocked or cause a fire.
    To make it look pretty and cool.
    120s
  • Q5
    Which of these is NOT an electrical conductor?
    aluminum safety pin
    gold necklace
    copper bracelet
    rubber dog toy
    120s
  • Q6
    A material which is an electrical conductor does what?
    It allows electricity to pass through it easily.
    It does not allow heat to pass through it easily.
    It allows heat to pass through it easily.
    It does not allow electricity to pass through it easily.
    120s
  • Q7
    A material that lets electricity to pass through it easily is called......
    an electrical conductor.
    an electrical insulator.
    a thermal conductor.
    a thermal insulator.
    120s
  • Q8
    Which of these is NOT a good electrical insulator?
    wooden button
    plastic bag
    silver ring
    styrofoam cup
    120s
  • Q9
    What can Evan put in the open space between the wires to make the light bulb light?
    Question Image
    wooden button
    pencil eraser
    plastic cap
    steel safety pin
    120s
  • Q10
    What can Celia do to get the light bulb to light?
    Question Image
    add a bigger battery
    close the switch
    replace the light bulb with a bigger one
    switch the wires to get better connection
    120s
  • Q11
    Adryell found this diagram in his science book. Is the light bulb on or off?
    Question Image
    off
    on
    the battery is connected backwards.
    the wires are connected wrong
    120s
  • Q12
    Silas drew these four diagrams. Which diagram shows the light bulb on?
    Question Image
    B
    C
    A
    D
    120s
  • Q13
    What can Kevin put in the space between the wires that will Not let the light bulb light?
    Question Image
    wooden toothpick
    copper penny
    paper clip
    aluminum foil
    120s
  • Q14
    Look at the diagram that Jose made. Is the light bulb on or off?
    Question Image
    on
    off
    the batter is upside down and it won't work like that.
    its on because the wires are connected correctly
    120s
  • Q15
    Anxelic wants to show that electricity travels in a closed path. The symbols represent the parts shown in her circuit. What is the purpose of the battery?
    Question Image
    to slow the flow of energy
    it lights up
    to provide the source of energy
    to connect the components
    120s

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