Weather Instruments

Front

What is a thermometer?

Back

A thermometer is a weather instrument that measures temperature by using a liquid that expands or contracts based on the heat energy of the surrounding environment.

Front

How does a thermometer work?

Back

As molecules gain energy or get hot, they expand, causing the liquid in the thermometer to rise.

Tags

NGSS.MS-PS1-4

Front

What does a barometer measure?

Back

A barometer measures atmospheric pressure, which helps predict weather changes.

Tags

NGSS.MS-ESS2-5

Front

What does low pressure on a barometer indicate?

Back

Low pressure means it is likely to rain.

Tags

NGSS.MS-ESS2-5

Front

What is a rain gauge used for?

Back

A rain gauge is used to measure the amount of rainfall.

Front

What does an anemometer measure?

Back

An anemometer measures wind speed.

Tags

NGSS.MS-ESS2-5

Front

What is a wind vane?

Back

A wind vane is an instrument that shows the direction of the wind.

Front

If a wind vane is pointing east, where is the wind coming from?

Back

The wind is coming from the east.

Front

What does a hygrometer measure?

Back

A hygrometer measures humidity or the amount of moisture in the air.

Front

What is the purpose of a psychrometer?

Back

A psychrometer is used to measure relative humidity using two thermometers.