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15
×
When was electricity put to use in domestic and industrial setting?
At the end of the 19th century.
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15
×
Describe the composition of an atom.
A core formed by neutrons and protons, electrons orbiting around the nucleus.
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15
×
Which part of the atom is responsible for electricity?
The electron.
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trap
No points!
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shark
Other team loses 10 points!
Okay!
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fairy
Take points!
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25
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banana
Go to last place!
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15
×
What defines an atom?
The number of protons and electrons.
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baam
Lose 20 points!
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rocket
Go to first place!
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fairy
Take points!
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25
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baam
Lose 20 points!
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15
×
Which is the lightest subatomic particle?
The electron.
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15
×
What is electricity?
It's a versatile source of energy which powers our houses, businesses and schools.
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15
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What causes electricity?
The flow of charge caused by the movement of electrons.
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20
×
What was the first electric phenomenon to be observed?
Amber which, when rubbed, attracted other small objects.
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15
×
An atom with fewer protons than electrons is called...
Negative Ion
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20
×
What are some advantages of electricity?
It's easy to transport, it can be transformed into energy and it doesn't pollute.
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trap
No points!
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gold
Win 50 points!
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rocket
Go to first place!
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lifesaver
Give 20 points!
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10
×
What is the smallest particle of matter?
The atom.
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seesaw
Swap points!
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star
Double points!
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fairy
Take points!
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25
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thief
Give points!
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15
×
When does the charge balance of an atom get interrupted?
When an electron moves away from the atom and becomes free.
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