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A barometer is a scientific instrument used in meteorology to measure atmospheric pressure. Pressure tendency can forecast short term changes in the weather. Numerous measurements of air pressure ar...

How Do We Measure Air Pressure - Tree House Weather Kids ...


An instrument that measures air pressure is called a barometer. One of the first barometers was developed in the 1600s. The original instrument had mercury in  ...

Weather Instruments - Weather Wiz Kids weather information for kids


A BAROMETER measures air pressure. It tells you whether or not the pressure is rising or falling. A rising barometer means sunny and dry conditions, while a ...

Instruments | Climate Education Modules for K-12


Aug 13, 2013 ... I should already be familiar with: Temperature, Humidity, Pressure ... electronic temperature sensor is used to measure the outside air temperature. ... An anemometer is a type of weather instrument that measures wind speed.

Measuring Weather | Temperature | Pressure | Humidity


To ensure that the temperature of the surrounding air is the same as the ... An aneroid barometer is a more compact instrument for measuring pressure.

Measuring Atmospheric Pressure - Windows to the Universe


Jun 11, 2010 ... Even though we can't see air, it is real and has pressure. ... A barometer is a weather instrument used to measure atmospheric pressure.

pressure: Tools for Measuring Pressure - Infoplease


Tools for Measuring Pressure The instrument for measuring atmospheric pressure, ... out special operations, such as the one used on a portable air compressor.

Barometer Basics: How it Works and Helps Forecast Weather


Mar 29, 2016 ... A barometer is a widely used weather instrument that measures atmospheric pressure (also known as air pressure or barometric pressure) ...

What Does a Barometer Measure? | Wonderopolis


Can you feel the pressure? It's around you…all the time…everywhere you go. What is it? Atmospheric pressure — often referred to simply as air pressure — is ...

Airflow Instruments, Airflow Measurement Devices - TSI


We continue to innovate the best ways to measure air flow and ventilation ... duct pressure testinng; Indoor Air Monitoring Instruments – a complete line of ...

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What is the instrument used to measure air pressure? | Reference.com


A barometer is the scientific instrument used by meteorologists to measure atmospheric pressure. There are three main types of barometers: mercury, aneroid ...

What instrument is used to measure atmospheric pressure? | How ...


Sep 19, 2011 ... As air pressure increases—that is, as the air becomes heavier—it pushes ... of mercury in the tube provides a precise measure of air pressure.

How a Barometer Measures Air Pressure - USATODAY.com


The centers of storms are areas of relatively low air pressure, compared to ... The instruments that measure air pressure are called barometers, from Greek words ...