Anemometer
Wind Speed Meter anemometer in town Have you ever seen an anemometer? An anemometer is an ordinary weather station gadget. You can see it attached to the post on the bridge or any other constructions. Some people place it on the roofs of their houses. What does an anemometer do? Anemometers gauge the speed of wind. Some of them can even calculate the direction of wind. Who uses anemometers professionally? First of all, anemometers are important for meteorologists and climatologists. As wind speed helps extreme weather, like storms, for that reason an anemometer is needed to engineers and pilots. The device is also essential to the work of scientists who study air movements. How does an anemometer work? You might have noticed that city anemometers have three or four cups fixed on horizontal arms. The arms are placed on an upright rod. If the wind blows, the cups spin. Thus, an anemometer counts the number of spins and gauges the speed of wind. A bit of hi...