P3 Magnets in Science

Which of the following is a magnetic material?

• Wood

• Copper

• Steel

• Glass

What is a possible way to demagnetize a magnet?

If 2 like poles face each other, what will happen?

• Nothing will happen

• They would repel each other

• They would attract each other

• They would go left and right

Which of the following is a non-magnetic material?

• Iron

• Steel

• Copper

• Aluminium

What is possible to be magnetized?

• An iron rod

• A piece of wood

• A steel paper clip

• A fragment of glass

If R is a South Pole and G repelled S but attracted R, what pole is S?

What is a possible way to magnetize a magnetic object?

• Stroking the object with a magnet in the same direction

• Heating the magnet under a controlled fire

• Stroking the object with a magnet in many directions

• Other