The electrical current in a circuit is measured in which of the following units.

volts
resistance
amperes
pressure

i think it's c. if you look search electronic symbol on google and then click on wiki it shows you a

it should have an internal chamber and two thermometers sticking out of the top. the internal chamber will also be closed off from the outside.

air

in a tire you fill a tire with air

then a couple days later you check the air pressure in the tire

hope this mark me brainliest