Question

weathercock is a device which shows the direction in which the air is moving or blowing at a place.

Answer 1

Explanation:

weathercock is a device used to show the direction in which the air is moving or blowing at a place it's looks like a structure that a coke is standing at the peak of an arrow this weather cocks can be placed on the top of a building or any other places where the blowing air is full and at the highest point that's why we can measure the frequency of air blown out