A field is a physical quantity that has a value for each point in space and time.
See the table below for the values of these physical quantities.
The structure is used to measure one or more physical quantities.
Let be a physical quantity that is flowing through the body.
No reference has been made to any physical quantity or principle.
The value zero plays a special role for many physical quantities.
Units for other physical quantities are derived from this set as needed.
In the technical sense, impulse is a physical quantity, not an event or force.
A set of local laws that are obeyed by the various physical quantities.
However, strictly speaking it is not a number but a physical quantity with units of mol-1.