What is the instrument used to measure small electric current called?

What is the instrument used to measure the pressure of a gases?

Which instrument is used to measure the altitudes?

Which instrument is used to measure the accurate time on ship?

Which instrument is used to measure the velocity of wind?

Which instrument is used to measure the purity of milk?

Which instrument is used to measure high temperatures?

Which instrument is used to measure waves of light?

Which instrument is used to measure the water intake?

Imp Note - These Questions Can be Asked in other dimension, for example.

Potometer is used to measeure

A)

B)

C)

D)

So conceptualize theme well