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Teams
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15
×
Who discovered the particle that we now call the electron: Oersted, Ampere or Faraday?
Ampere
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15
×
Particles that orbit the nucleus are called ___
electrons
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×
seesaw
Swap points!
Oops!
×
magnet
Take 25 points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
banana
Go to last place!
Oops!
×
banana
Go to last place!
Oops!
×
gold
Win 50 points!
Okay!
×
rocket
Go to first place!
Okay!
×
thief
Give points!
5
10
15
20
25
15
×
The maglev is a ___ that uses ___ to move forward
train / magnets
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15
×
A conce vibrates in this device in order to make sound? (maglev, speaker, microphone, electric bell)
speaker
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15
×
Do neutrons have a charge?
No, they are neutral
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15
×
Protons have a ___ charge
positive
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15
×
The direction of the _____ of electrons determines if a substance will be magnetic?
orbit
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15
×
In a stable atom, there are the same number of
protons and electrons
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15
×
All matter is made up of ____
atoms
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15
×
Electrons have a ___ charge
negative
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15
×
Microphones work by transforming sound vibrations into ____
electricity
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15
×
The magnetosphere protects the Earth from ___
solar radiation (the harmful rays of the sun)
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×
thief
Give points!
5
10
15
20
25
×
seesaw
Swap points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
banana
Go to last place!
Oops!
15
×
the centre of the Earth is made of ___
liquid iron
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×
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