kilometers
The measurement unit depends on the characteristic that is being measured.
The unit of measurement for electromagnetic energy is the joule (J).
hg is a measurement of Vacuum measured in Inches of Murcury.
measurement of volume.
Decibel is a measurement of loudness.
Microns, this is measured with a micrometer
It can be measured in any unit of measurement. *Edit: Remember that volume can be in any unit but it has to be cubed.
Probably the pound.
SI unit or Newton
mass
In the SI, energy is measured in joules.
they are in Hands