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15
×
What is the unit for resistance in a circuit?
Ohm
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15
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Why could a country not only use wind turbines and solar panels to generate its electricity?
It's not always windy and its not always sunny
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15
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What is the unit of power?
Watt
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15
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What colour is the neutral wire in a plug
Black
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15
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What affect is burning fossil fuels having on the environment?
Release CO2 which is a greenhouse gas - causing climate change
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15
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What is the unit for current in a circuit?
Ampere
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15
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What colour is the live wire in a plug?
Red
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15
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What is the difference between an A.C supply and a D.C supply?
D.C one direction, constant size. A.C changing direction and changing size.
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15
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What is the frequency of the India mains electricity supply (it's an A.C supply)
50 Hz
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What type of supply does a coal power station produce, A.C or D.C?
A.C
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15
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Why could a country not only use wind turbines and solar panels to generate its electricity?
It's not always windy and its not always sunny
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boom
Lose 50 points!
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rocket
Go to first place!
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gift
Win 20 points!
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banana
Go to last place!
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eraser
Reset score!
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gift
Win 15 points!
Okay!
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gift
Win 25 points!
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baam
Lose 25 points!
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15
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What is the Ohms law equation?
V = I x R
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15
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What is a fuse?
A piece of wire which will melt and break the circuit if too much current is flowing.
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thief
Give points!
5
10
15
20
25
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gift
Win 25 points!
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fairy
Take points!
5
10
15
20
25
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baam
Lose 15 points!
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