How to Measure the Speed of Wind

The video tutorial explores the concept of wind speed, its measurement, and its significance. It discusses the use of devices like anemometers and ultrasonic anemometers for measuring wind speed, which is crucial for weather systems, transportation, and plant growth. The tutorial also covers factors affecting wind speed, such as pressure gradients and Rossby waves, and highlights record wind speeds on Earth and an exoplanet.

What is the standard unit for measuring wind speed according to the World Meteorological Organization?

• Knots

• Meters per second

• Feet per second

• Miles per hour

Which device is commonly used to measure wind speed by observing the rotation of cups?

• Thermometer

• Barometer

• Anemometer

• Hygrometer

Why is it important to measure wind speed?

• It affects only sea transportation.

• It is crucial for weather forecasting and various industries.

• It is used to measure temperature changes.

• It helps in predicting earthquakes.

What is a factor that influences wind speed by creating a difference in air pressure?

• Temperature variations

• Pressure gradient

• Solar radiation

• Humidity levels

Where was the fastest wind speed outside Earth recorded?

• Venus

• Jupiter

• Exoplanet HD 189733 B

• Mars