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Generating and transmitting electricity

Quiz by Robert

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10 questions
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  • Q1
    An energy resource that can be replaced is called a r____________ one.
    renewable
    30s
  • Q2
    Coal, oil and gas are fossil fuels. When they burn, this type of energy is released.
    heat
    30s
  • Q3
    Burning fossil fuels also releases a greenhouse gas called
    carbon dioxide
    30s
  • Q4
    In a power station, the heat produced from fuel is used to heat up
    water
    30s
  • Q5
    The water turns to high pressure steam. This gas can be released to drive a
    turbine
    30s
  • Q6
    In a power station, the turbine is connected to a
    generator
    30s
  • Q7
    In an electric generator, you need coils of wire moving in a ---------- field in order to make electricity.
    magnetic
    30s
  • Q8
    When the electricity leaves the power station, it passes through a network of cables and transformers called the ----------- -------
    national grid
    30s
  • Q9
    This type of transformer has more coils on the output side than the input side and it is called a ------- -- transformer
    step up
    30s
  • Q10
    Power is transmitted through the national grid at very high voltage. This keeps the current in the cables low. If the current is too high, power is lost as ------ energy.
    heat
    30s

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