if you are referring to the gas you buy at gas stations, it is measured in litres. if the sign out front says 95.7, that means it is 95.7 cents per litre.
Gas can be measured by volume (in litres), by mass (in grams/kilograms etc or, in chemistry a mole).
You need a lot of gas to do this, but you start by weighing an empty cylinder. You then put a measured quantity of gas in the cylinder and weigh it again.
You need a lot of gas to do this, but you start by weighing an empty cylinder. You then put a measured quantity of gas in the cylinder and weigh it again.
a physical quantity can be measured, like mass; a nonphysical quantity cannot be measured, like feelings or happiness
Current is a basic quantity, measured in amperes.
WindSpeed
ammeter
Air pressure is measured in bar.
In an economy, the quantity of money is measured by the Money Supply. This is the amount of money available in an economy in a specific period of time.
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volume
pressure