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What element is used in a barometer?
Barometers can use any liquid. A dense liquid that makes for a short column at room temperature, is mercury.
Why are aneroid barometers often more practical than mercury barometers?
The aneroid barometer is more durable and compact, and much easier to read. The only particular advantage of a mercury barometer is that it's a direct measurement -- there's no calibration involved. If you can measure the height of the column above the pool and you know the density of mercury, you have the pressure.
What does a fluorescent light tube usaually contain?
mercury vapour at low pressure.
What are 10 tools the scientist use in their work?
Barometers, Anemometer, Thermometer
Why are fluorescent lamps classified as hazardous waste?
Fluorescent lamps or light bulbs contain various amounts of mercury in them. When they are thrown away they are eventually broken and the mercury can leak out. That makes them hazardous to people, animals, and the environment.
Why aneroid barometer is more advantages than mercury barometer?
Aneroid barometers are advantageous because they are safer to use compared to mercury barometers which contain toxic mercury. Aneroid barometers are also more portable, durable, and do not require periodic maintenance like mercury barometers do. Additionally, aneroid barometers are less prone to breakage and are not affected by temperature changes like mercury barometers.
An aneroid barometer is different from a mercury barometer in that it does not contain?
An aneroid barometer does not contain mercury. Instead, it uses a small, flexible metal box called an aneroid cell to measure air pressure changes. Aneroid barometers are safer and more portable than mercury barometers.
What barometers are there?
There are two types of barometers, Mercury barometers and then Aenroid barometers.
How are the Mercury and aneroid barometers alike?
mercury barometers and aneroid barometers both measure air pressure.
What are 2 types of barometers?
Mercury and aneroid barometers.
Types of Barometers?
The two common types of barometers are mercury barometers, which use the height of mercury in a column to measure atmospheric pressure, and aneroid barometers, which utilize a flexible metal membrane to detect and measure pressure changes without using liquid. Digital barometers are also becoming more popular, using electronic sensors to measure pressure.
What two different barometers do scientist use?
Scientists use mercury barometers and aneroid barometers to measure atmospheric pressure. Mercury barometers measure pressure by balancing the weight of mercury against atmospheric pressure, while aneroid barometers use a flexible metal box to detect pressure changes.
Which type of barometer is most commonly used today?
Mercury barometers and aneroid barometers are the most commonly used types today. Mercury barometers use a column of mercury to measure atmospheric pressure, while aneroid barometers use a small, flexible metal box to detect changes in pressure.
What are the two kinds of types of barometers?
The two main types of barometers are mercury barometers, which use a column of mercury to measure air pressure, and aneroid barometers, which use a small metal box that expands or contracts with changes in pressure to indicate atmospheric pressure.
Why are barometers often more practical than mercury barometers?
They are more portable and can be used for airplane equipment
What instrument uses Mercury?
Historical, both thermometers and barometers have used mercury.
What element is a liquid metal used in barometers?
mercury
