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Electricity I

Quiz by Jane Geissler

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36 questions
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  • Q1
    What supplies energy in an electric circuit?
    light bulb
    a wire
    a conductor
    a battery
    45s
  • Q2
    Which material is a conductor?
    silver
    wood
    glass
    plastic
    45s
  • Q3
    In a simple circuit, why does the bulb light when you close the switch?
    Because the switch reverses the current
    Because closing the switch breaks the circuit
    Because the switch produces electricity
    Because closing the switch completes the circuit
    45s
  • Q4
    Imagine a simple series circuit with one 1.5V battery and one bulb. When the 1.5V battery is replaced with a 3V battery ...
    The bulb won't light at all
    -the bulb stays at the same level of brightness
    the bulb gets brighter
    the bulb gets dimmer
    45s
  • Q5
    What do the long straight lines represent in a circuit diagram?
    Light bulbs
    Wires
    Switch
    Motors
    45s
  • Q6
    A positively charged object has
    gained electrons
    lost protons
    lost electrons
    gained protons
    45s
  • Q7
    An object acts charged if a charged object is placed near it. This is an example of charging by:
    touch
    induction
    friction
    conduction
    45s
  • Q8
    Which of the following is not required for a circuit to function?
    conducting wires
    electrical load
    power source
    switch
    45s
  • Q9
    Electric potential is also known as:
    voltage
    protons
    watts
    amperes
    45s
  • Q10
    A good insulator is:
    copper
    aluminum
    glass
    steel
    45s
  • Q11
    An ammeter measures
    electric current
    power
    resistance
    voltage
    45s
  • Q12
    An additional cell is connected in series to a simple circuit. The light bulb will:
    be brighter
    glow the same
    glow longer
    be dimmer
    45s
  • Q13
    Two bulbs are connected in a parallel circuit to a dry cell. If one bulb burns out, the brightness of the other bulb will:
    decrease
    increase
    become zero
    remain the same
    45s
  • Q14
    The SI unit for power is the:
    volt
    joule
    watt
    ampere
    45s
  • Q15
    When electric charges move through electrical conductor there is a production of
    electric cell
    electrical charges
    electric circuit
    electric current
    45s

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