wind velocity
An anemometer is the instrument that measures wind direction using a wind vane.
Anemometer is the instrument used to measure wind speed and direction.
The instrument in an anemometer
The name of this instrument is anemometer.
An anemometer
Anemometer
anemometer
The instrument to measure wind resistance is called an anemometer or wind-meter. It is a common instrument used in weather stations.
An anemometer is a weather instrument used to measure wind direction and speed. A simple anemometer does just that but its wind speed is manually measured.
anemometer
An anemometer.
Using an instrument called an anemometer.