Question

a piece of magnetite when hung freely always settles down in North south directions which was used earlier while traveling is called​

Answer 1

Explanation:

It was known quite long ago to the people in China and Europe that a piece of magnetite, hung freely, always settled in the north-south direction. These rocks then came to be used for finding the directions while travelling through unknown regions. That is why, they are also called lodestones (leading stones).