Weather Instruments

Why is a barometer important in weather forecasting?

• It helps predict changes in weather by measuring pressure.

• It measures temperature to forecast weather.

• It indicates humidity levels in the atmosphere.

• It tracks wind speed and direction.

What is an anemometer used for?

• To measure the speed of the wind.

• To measure temperature.

• To measure humidity.

• To measure atmospheric pressure.

What is a wind vane used for?

• To measure wind speed.

• To show the direction of the wind.

• To predict weather patterns.

• To collect rainwater.

How does a thermometer work?

• It uses a liquid that expands or contracts with temperature changes.

• It measures temperature using electrical resistance.

• It relies on the pressure of gas to determine temperature.

• It uses a digital sensor to read temperature changes.

What is a thermometer used for?

• To measure temperature in Fahrenheit or Celsius.

• To measure humidity levels in the air.

• To measure the speed of sound.

• To measure the pressure of gases.

What instrument measures air pressure?

• Barometer

• Thermometer

• Hygrometer

• Anemometer

What instrument measures air temperature?

• Thermometer

• Barometer

• Hygrometer

• Anemometer

What unit is temperature measured in?

• Kelvin

• Fahrenheit or Celsius

• Joule

• Pascal

What does a rain gauge measure?

• The amount of rainfall.

• The speed of wind.

• The temperature of the air.

• The humidity level.

What instrument measures wind direction?

• Anemometer

• Barometer

• Wind Vane

• Thermometer