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15
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What is the unit for current in a circuit?
Amps (A)
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seesaw
Swap points!
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rocket
Go to first place!
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gift
Win 25 points!
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banana
Go to last place!
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15
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What is the term for the rate of flow of charge around a circuit?
Current
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15
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Which type of power station transfers the energy from naturally hot rocks underground?
Geothermal power station
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15
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What is the unit of power?
Watt (W)
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15
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Why is it dangerous to touch a live wire and the ground?
A current will flow through you. This can interrupt the rhythm of your heart and cause burns.
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15
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When using something with moving parts, how do you reduce the wasted energy transferred as heat (due to the friction force).
Lubrication (grease, oil etc.)
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15
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When using a hairdryer, which type of transferred energy is being wasted?
Sound
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15
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What colour is the live wire in a plug?
Brown
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baam
Lose 25 points!
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fairy
Take points!
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25
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shark
Other team loses 15 points!
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thief
Give points!
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25
15
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What is the name given to a material which can not conduct electricity?
An insulator
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15
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Why is the voltage stepped down by a transformer, to 230V before it enters our homes?
Safety.
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baam
Lose 20 points!
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magnet
Take 25 points!
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gift
Win 20 points!
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lifesaver
Give 20 points!
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15
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What is the frequency of the UK mains electricity supply (it's an A.C supply)
50Hz
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15
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Which type of power station transfers gravitational potential energy from water?
Hydroelectric
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15
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Name 3 fossil fuel energy sources, used to generate electricity.
Coal, Oil, Natural gas
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