Write true or false for each statement.

(a) Artificial magnets are weaker than natural magnets.

(b) Poles of a magnet cannot be separated.

(c) A magnet can attract only a magnetic substance.

(d) A magnet has no effect when it is heated to a high temperature.

(e) Permanent magnets get easily demagnetised.

(f) Magnetic poles occur in pairs.

(g) Single touch method is better than the electrical method for making a magnet.

(h) Magnetic keeper is a wooden piece.

(i) Copper cannot be magnetised.

Match the following columns :

What are magnetic and non-magnetic substances? Give two examples of each.

What are natural and artificial magnets?