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23 questions
Choose the object that can be attracted to magnets.
nail
book
rubber
matchstick
Choose the object that can not be attracted to magnets.
pillow
scissors
iron key
metal spoon
A magnet will pick up an object that is made of...
plastic
iron or steel
glass
copper
What would happen if a north pole of a magnet came close to a north pole of another magnet?
they would be attracted to each other
they would be repelled from each other
If you cut a bar magnet in half, it forms _____.
2 poles
4 poles
8 poles
6 poles
The area around a magnet is called the .....
attraction zone
work area
magnetic field
hot zone
Which one represents the magnetic field lines of magnets repelling?
A
B
Which one represents the magnetic field lines of magnets attracting?
A
B
D. electric stove
An____________________________ is a type of magnet in which the magnetic field is produced by an electric current
What can electromagnets do that regular magnets can't?
Switch their magnetic fields
Explode
Be turned off
They are both the same in every way
Can you produce current in a wire with a magnet that is sitting still?
Yes; having a magnet near a wire is enough to excite the electrons
No; the magnetic field has to be changing to excite the electrons
No; magnets cannot create electricity
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