The unit used to express volume is the cubic meter. This is the SI unit for the volume of a solid, gas or liquid. Volume is also expressed in units like liter, gallon, quart, pint, fluid ounce and cup.
The phase of the presidential election process in which the political parties select candidates to run against other party candidates is called the nominating process. In this phase, different parties are to choose a candidate to represent their party and to run against other representatives. In the elections, there are two types of this process namely primaries and caucuses.