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Total questions: 22
Worksheet time: 13mins
What do you call an object that is made of iron or steel?
Steel clips
Magnet
Nail
Scissors
Which is NOT example of non-magnetic materials?
Wood
Aluminum
Rubber
Iron
Are all metals are magnetic?
TRUE
FALSE
What are the different kinds of magnet?
Button
Bar
Ring
U shaped
Horseshoe
Why the poles of the magnet attract the most number of steel clips?
the pull of a magnet is strongest at its poles
the pull of a magnet is weakest at its poles
the magnetic field surrounded the poles
What will happen if UNLIKE POLES are facing each other?
Pull
Repel
Attract
Nothing happen
What will happen if two LIKE poles are facing each other?
Nothing happen
Pull
Attract
Repel
Select things that uses magnets.
Aluminum
Heaphones
Speakers
Compass
In stroke method, magnetic object is stroked many time in different direction with the same pole of a magnet each time.
True
False
Electromagnet is a magnet made using electricity.
False
True
What are the things that we need to produce electromagnet?
Nails
Battery
Steel clips
Electrical wire
Magnets come to rest in the North-South direction when freely suspended.
True
False
Magnets have two poles - North Pole and East Pole.
False
True
Which statement/s are TRUE about magnets.
Magnets interact with magnetic materials.
Magnet is always permanent.
Magnets are useful and can be found in many objects around us.
Magnets can attract or repel other magnets.
How can electromagnet be more stronger?
Use a small battery
Add more coils of wire to the nail
Remove all battery and coils
How can electromagnets different from magnets?
You can turn on electromagnet on/off
Magnets are more powerful
Magnets gave two poles - north and south
What component becomes a temporary magnets when electricity is flowing through the circuit?
Iron nail
Battery
Copper wire
Switch
What component in electromagnet provides energy source?
Iron nail
Battery
Copper wire
Switch
Why do you think the compass needle is moving when is near to electromagnet?
Because of the electricity generated in the compass
because of the magnetic field generated in the wire
How can you make a stronger magnet?
Having a small core inside the wire
Having a larger core inside the wire
Having a water core inside the wire
Sara made an electromagnet but it was weak. How can she make it stronger?
take away the battery
coil more copper wire
Use less copper wire
Add battery
What component provide the pathway to carry electricity from component to component?
Battery
Switch
Copper wire
Iron nail
