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Question

Which of the following might have been used by early age navigators and explorers to determine direction?


A

A barometer

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B

A stick immersed in water

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C

Lodestone

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D

Iron needle

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Solution

The correct option is C

Lodestone


Pieces of lodestone which is a naturally magnetized stone were suspended freely in order to determine the direction. It behaved just like a bar magnet and used to align itself in the North-South direction.


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