Weather Instruments Flashcard

Front

What is an Anemometer?

Back

A weather instrument that measures wind speed.

Front

What does a Rain Gauge measure?

Back

It measures the amount of precipitation (rainfall) that falls in a specific area.

Front

What is the function of a Hygrometer?

Back

It measures the humidity or moisture content in the air.

Front

What does a Barometer measure?

Back

It measures atmospheric pressure.

Front

What is the purpose of a Wind Vane?

Back

It shows the direction from which the wind is blowing.

Front

If a rain gauge has 4 cm of precipitation before a storm and 7 cm after, how much rain fell during the storm?

Back

3 cm.

Front

What does an Anemometer do?

Back

Cups catch the wind and turn the dial to measure wind speed.

Front

What happens to mercury in a Barometer when the temperature rises?

Back

Mercury expands and rises in the tube.

Front

What is the main use of a Thermometer?

Back

To measure temperature.

Front

How can you tell if the air is humid?

Back

If the air feels sticky and your hair frizzes up, it indicates high humidity.