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WorksheetsElectricity & Electromagnetism (Short)
Total questions: 20
Worksheet time: 10mins
The strongest parts of the magnet are ...
fronts
backs
poles
middle
What would happen is 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
The area around a magnet is called the .....
attraction zone
work area
magnetic field
hot zone
Why does the compass needle move at different locations?
Because the needle is attracted to the magnetic field produced by the magnet
Because north is up
Because it is being attracted to the Magnetic North Pole
Because north is down
To make this electromagnet stronger you could:
use less wire
have fewer wire coils around the nail
have more wire coils around the nail
use a plastic core
Which one represents the magnetic field lines of magnets repelling?
A
B
Which one represents the magnetic field lines of magnets attracting?
A
B
Mahra finds that all of the electric cords in her school are covered with plastic. Why is it important to cover the electric cords with plastic?
Plastic is an insulator.
Plastic is a conductor.
Plastic is strong.
Plastic will melt.
