What do you call a barometer without mercury?
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What do you call a barometer without mercury?
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Answer:
Aneroid Barometer
Explanation:
An aneroid barometer is made without the use of mercury or any other fluid. It consists of a small, flexible metal chamber called an aneroid capsule, made of a beryllium/copper alloy. The chamber is sealed with most of the air pumped out of it.
Answer:
Aneroid barometer
Explanation:
A barometer is a scientific instrument used to measure the pressure of air in a specific environment. The pressure tendency can forecast short-term weather changes. Many air pressure measurements are used in surface weather analysis to help locate surface troughs, pressure systems, and frontal boundaries.