Correct Answer: Wind Speed

Solution : The correct option is Wind Speed .

An anemometer is an instrument designed to measure the speed of air or other gases. It is commonly used in meteorology to determine wind speed, an essential parameter for weather forecasting, and various applications in industries like aviation, agriculture and environmental monitoring. Anemometers come in different types, such as cup anemometers, vane anemometers, hot-wire anemometers and sonic anemometers, each employing principles to measure air velocity.