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Teams
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Score
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eraser
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seesaw
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fairy
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5
10
15
20
25
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lifesaver
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5
×
A nucleus has
neutrons and protons
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5
×
Many modern inventions use
electromagnets
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5
×
The magnetic north pole of the Earth is actually the. .... of the magnetosphere
South pole
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5
×
When an electron leaves its orbit, the atom becomes
positively charged
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5
×
We can identify a magnetic by testing if is ......
is repelled by another magnet
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5
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All matter is made up of ....
atoms
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The magnetosphere protects life on Earth by ............ solar radiation.
deflecting
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eraser
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seesaw
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gift
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lifesaver
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5
×
What determines if a substance is magnetic or not?
The direction of an orbit
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thief
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gold
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fairy
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10
15
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25
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lifesaver
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5
×
The constant movement of electrons between atoms is called
electric current
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5
×
The first electric motor is also called a
dynamo
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5
×
In a stable atom there are the same number of
protons and electrons
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lifesaver
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gift
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rocket
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banana
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5
×
Iron fillings can be used to show ........... of the magnetic field
the location and direction
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