Fill in the blanks.
i. Magnetism is a form of ………….. .
ii. A magnet always settles in the ………….. direction.
iii. The north pole is indicated by’ …………… and the south pole by ‘……………’.
iv. The end of the magnet that points to the north is called the ………….. .
v. The end of the magnet that points to the south is called the ………….. .