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Team 2
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10
×
If mains electricity flows through your body, you will get an ________________.
electric shock
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10
×
Why is rubber good to use around a wire?
It is an insulator, it does not allow electricity to pass through it.
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10
×
What is the difference between the way we can get an electric stove and a cellphone to work?
1 cellphone works from a rechargeable battery. The stove is connected to the mains supply.
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seesaw
Swap points!
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gift
Win 10 points!
Okay!
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rocket
Go to first place!
Okay!
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banana
Go to last place!
Oops!
10
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Why are metal wires covered in a rubber coating?
Because rubber is an insulator
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15
×
Name three functions of a switch
It controls the flow of electric current , it's used to turn electrical devices on and off , it's a safety measure in electric circuits
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10
×
Does it matter where in the circuit we position the components?
The sequence of the components in a simple circuit like the one used here is not important.
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heart
Other team wins 20 points!
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shark
Other team loses 20 points!
Okay!
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gift
Win 25 points!
Okay!
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lifesaver
Give 20 points!
Oops!
10
×
Draw a circuit with 3 cells, a bulb and an open switch
draw
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10
×
Why are our bodies also good conductors?
Electric current can easily flow through it.
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lifesaver
Give 15 points!
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magnet
Take 25 points!
Okay!
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rocket
Go to first place!
Okay!
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lifesaver
Give 15 points!
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10
×
A unit to measure the strength of electricity.
Volt
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10
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What do we call people who work with electricity and fix wiring in our houses and other buildings?
Electricians
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10
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Compared to copper , why Is Aluminium not a very good conductor?
It has lower conductivity.
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10
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Name two functions of a battery
Power source , electrical energy storage
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5
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Is glass a conductor of electricity?
No
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