Glossary
- B
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Battery
A container of metal and liquid that mix to make electricity. A battery stores electricity that can be put in things like a watch to make it work - C
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Cable
A thick, covered wire that carries electricityCircuit
A closed loop that electricity runs throughCoal
A hard black rock that we burn to give energyConnect
When you join something together - D
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Decay
When something rots awayDiesel
A fuel used in tractors, lorries and some carsDraught
When cold air comes into a room through a gap in a door or window - E
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Electric shock
When electricity runs through the body. This can be very dangerousElectricity
A type of energy that we use to make lights, computers, televisions and lots of other things workElectricity meter
This measures how much electricity we useEnergy
A source of power that makes things workEnergy source
Something that gives energy, e.g. wind, coal, battery - F
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Fuel
Something that is used to give something energy eg petrol is a fuel that gives cars energy - G
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Gas
A fuel that is used to make things like cookers and fires workGas meter
This measures how much gas we useGas rig
This brings gas from under the sea - N
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Non-renewable energy source
An energy source that will run out - O
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Oil
A fuel that comes from the ground or under the sea, which is used to make things like petrol - P
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Petrol
A fuel used in most carsPipe
A tube that carries gasPlug
This connects a machine to an electricity sourcePower station
A place that makes electricityPylon
This carries electricity cables high above the ground - R
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Recycling
Reusing things like paper and glassRenewable energy source
An energy source that will not run out one day - S
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Solar panel
A device that uses sunlight to make electricitySwitch
This is used to turn something on or off - U
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Unplug
This is when a plug is taken out of a wall socket - W
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Wall socket
The small holes that you put a plug in, to connect it to electricityWind turbine
This is a machine that uses wind to make electricityWire
A thin thread of metal


