It depends on the amount of water. In the metric system, water would be measured by liters, with a prefix if needed (Kilo, Hecto, Deca, etc.)
Ampere is the unit used to measure the current.
What is a unit to measure a tube of margarine
decibels measure the intensity of sound.
there are many unit which measure volume .SI units that measure volume is cubic meter .
Hertz (Hz)
The metric unit commonly used to measure the depth of water in a bath is centimeters (cm) or meters (m).
The unit typically used to measure the amount of water in a fish tank is liters (L) or gallons (gal).
A common unit to measure water in a bath tub is liters. This unit provides a convenient way to measure and control the amount of water being used for bathing. Another commonly used unit is gallons, especially in countries like the United States.
yard stick of coarse
millgram
Pints
The best unit of measure to use when measuring the amount of water in a drinking glass is ounces. A liquid measuring cup can be used to measure the ounces of water.
mL, L, cm3, m3 are all SI units that can be used to measure the volume of water.
The answer depends on what aspect you wish to measure: its mass, its area, its depth, the volume of water that it can hold, etc.
The Watt is the unit used to measure electric power :)
Which unit would you use to measure the water in a full tub?
Liter