The instrument that measures wind speed is called a/an
-
airometer
-
anemometer
-
antimeter
-
colorimeter
B
Correct answer
Explanation
An anemometer is the scientific instrument specifically designed to measure wind speed. The prefix 'anemo-' comes from Greek meaning wind, making anemometer the correct choice. Airometer and antimeter are not standard scientific instruments, while a colorimeter measures color or light intensity, not wind speed.