Magnets Flashcard

Front

What are the two poles of a magnet called?

Back

North and South

Front

What happens when like poles of a magnet are brought close to each other?

Back

They repel

Front

Which of the following materials is magnetic? Copper, Iron, Plastic, Wood

Back

Iron

Front

How can you magnetize an iron bar?

Back

By stroking it with a magnet in the same direction

Front

What is a characteristic of a permanent magnet?

Back

Retains magnetism for a long time

Front

What is the direction of magnetic field lines outside a magnet?

Back

North to South

Front

Which of the following is NOT a method to demagnetize a magnet? Options: Heating the magnet, Hammering it, Placing it in a strong magnetic field, Placing it in an AC magnetic field

Back

Placing it in a strong magnetic field

Front

What happens when opposite poles of a magnet are brought close to each other?

Back

They attract

Front

Which material is used to make temporary magnets?

Back

Pure iron

Front

What is the area around a magnet where magnetic forces act called?

Back

Magnetic field