The barometer is the instrument that is used to measure the air pressure.
This instrument is an adequate type of balance.
A thermometer or pyrometer.
tympanometer
One instrument used to measure roughness of roads is the response type road roughness meters (RTRRMs)
Breath is measured by the amount of air volume and the time would be the rate. It would be measured by Cubic liters/ Cubic Centimeters over time
The instrument used to measure humidity is called a hygrometer.
The instrument used to measure humidity is called a hygrometer.
No. The instrument used to measure wind speed is an anemometer.
The instrument which is used to measure snowfall is called a snow gauge.
There is no single instrument for either of these things
What instrument do we use to measure the electrical and mechanical vibrations
A thermometer
This instrument is a balance.
The instrument you are looking for is a compass
The barometer is the instrument that is used to measure the air pressure.
The instrument you are looking for is a compass