1.

What is very useful for sailors in navigation? ​

Answer»

ong>Answer:

Compasses

Explanation:

Compasses, which INDICATE direction RELATIVE to the Earth's magnetic POLES, are used in navigation on land, at sea, and in the AIR. Compasses were being used for navigation by the 1100s, and are still the most familiar navigational tools in the world.



Discussion

No Comment Found