What is the Meaning & Definition of levels

The term 'levels' is the plural of the noun 'level'. The same refers to the presence of stages and States that occur in a particular situation and that is usually composed of two or more of them. The word level is applicable to a large number of phenomena and situations, when is the condition of differentiation between the parties that make up this phenomenon or situation. We can define a (separate from others) level as a concrete or abstract space characterized by certain rules and elements. These elements are particularly which will differentiate it from other levels that may exist and may be lower or higher. In this regard, a level always imply the existence of other different levels, as well as the implicit succession of stages that mark a path towards particular purpose or objective.
Normally, the notion of levels appears in some areas or spaces, especially when talking about educational levels or professional levels. Much of the institutions created by man require to have a marked differentiation in terms of levels to allow the order and continued progress towards a higher goal. Such a situation is clearly given when one is part of an educational institution and must be completed all the stages established to achieve the diploma; or when one works in a company that is organized in levels of hierarchy that can go reaching eventually to the perfect one as a professional.
In the specific case of the education, then, we find ourselves with three levels, the first two such as primary and secondary are considered as basic and compulsory filling, while the tertiary level, which corresponds to the education imparted at universities is not.
Primary level
The primary, also known as basic or primary education is that which guarantees individuals as literacy, i.e., in the time that normally lasts the same as six years, identified with degrees learn to read, write, perform calculations and understand some basic concepts that are essential for our performance in society.
The goal of this level is to provide students a common and integral training that allows them to develop their social, personal, relationship, and motor abilities.
Children enter primary school between five and six years and ends when they are between 12 and 13.
It is mandatory as noted and is the first step required to enter to the next level which is the secondary.
Secondary level
Secondary or secondary education is the first step to teaching studies middle or top and case intends to prepare students so you can reach the next level as and also that to develop capacities, skills and values that will enable it to function successfully in society. Noteworthy is also that this educational stage emphasizes that the student development skills that can serve you for just out of school to develop a trade.
At the secondary level applies between 13 and 17 years old.
Tertiary level
And we call tertiary or higher education to all those schools or educational institutions that allow you to pursue a career and get after their compliance with a degree or higher degree. Such is the case of lawyer, doctor, dentist, veterinarian, designer, among others.
Your requirements include having over 17 years and have successfully completed high school, first step.
Another usual before entering this level condition is a course of income and approve it.
The same term can be used in other areas besides education just mentioned. For example, it speaks of geological or geographic levels to mark the different altitude between the different areas of the planet; levels or floors of a building; the power levels of certain machinery or natural phenomena, among many other possibilities. In either of these cases, we will be referring to the idea of succession of stages that are defined by certain characteristics, and accompanied by other background or succession stages.