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10
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What do distribution lines do?
They distribute electricity to houses in a city.
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15
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How and where can the voltage of electricity be increased?
With the use of a transformer in step-up substations.
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10
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Where and how is electricity generated?
It's generated in power plants using some kind of fuel.
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20
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Why is the process of energy distribution difficult?
Power plants are usually distant from cities and houses, so an infrastructure network is needed.
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10
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What is the main conductor of electricity on a power grid called? What material is it made of?
Transmission lines - metal or aluminium cables
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10
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What happens to electricity when it reaches a city?
Its voltage needs to be decreased.
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10
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What do power grids do?
They operate long distance electricity transfer.
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10
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What happens after electricity generation?
Electricity gets distributed to the users.
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15
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What's the difference between distribution lines and transmission lines?
Distribution lines transport low voltage electricity, transmission lines carry high voltage electricity
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trap
No points!
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gold
Win 50 points!
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shark
Other team loses 5 points!
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thief
Give points!
5
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25
15
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What happens to electricity after going through a meter?
It reaches electrical safety devices.
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10
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What happens when electricity reaches a house?
It goes through a meter.
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15
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What does a meter do?
It measures the amount of electricity used in a building.
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15
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What change does electricity go through to be passed onto the power grid?
The voltage must be increased.
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baam
Lose 15 points!
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rocket
Go to first place!
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rocket
Go to first place!
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banana
Go to last place!
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boom
Lose 50 points!
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rocket
Go to first place!
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fairy
Take points!
5
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25
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lifesaver
Give 25 points!
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