In most contemporary educational systems of the world, secondary education comprises the formal education that occurs during adolescence.

The C-isotope chemostratigraphic characteristics obtained for contemporaneous cap carbonates in different parts of the world may be variable in a wide range owing to different degrees of secondary alteration of carbonates, dissimilar criteria used for selection of the least altered samples, and, as far as the C-isotope data are concerned, due to primary lateral variations of δ < sup > l3 </ sup > C < sub > carb </ sub > in the upper layer of the ocean.

George R. R. Martin set the Ice and Fire story in an alternative world of Earth or a " secondary world ", such as J. R. R. Tolkien pioneered with Middle-earth.

High fantasy is defined as fantasy fiction set in an alternative, entirely fictional (" secondary ") world, rather than the real, or " primary " world.

* The secondary / parallel world ( s ) is entered through a portal from the primary world ( e. g. Alice in Wonderland, The Chronicles of Narnia, His Dark Materials, Xanth, The Dark Tower, and Avantasia )

The secondary world often is based on, or symbolically represents, the primary world.

In the case of a world-within-a-world, the secondary world co-exists with the primary world ; however, the mundane inhabitants of the primary world are unaware of the secondary world.

As a whole, the poem is connected to Coleridge's belief in a secondary Imagination that can lead a poet into a world of imagination, and the poem is both a description of that world and a description of how the poet enters the world.

The McMath-Pierce Solar Telescope on the facilities is the largest solar telescope in the world and the largest unobstructed reflector ( it doesn't have a secondary mirror in the path of incoming light ).

In tropical areas of the world, a common cause of secondary lymphedema is filariasis, a parasitic infection.

They think, perforce, of physical survival: everything else is secondary.

For this reason, the more uncertain skywave service was denominated `` secondary '' in our rules, as compared to the steadier, more reliable groundwave `` primary service '', and, for both skywave service and skywave interference, signal strength is expressed in terms of percentage of time a particular signal-intensity level is exceeded -- 50 percent of the time for skywave service, 10 percent of the time for skywave interference.

It is characterized by the presence of incompletely developed secondary lobules ; ;

Though there is obviously great need for continued experimentation with various types of short-term intervention to further efforts in developing an operational definition of prevention at the secondary -- or perhaps, in some instances, primary -- level, the place of short-term intervention has already been documented by a number of investigators in a wide variety of settings.

Preliminary evidence tentatively indicates that the molecule ( metabolite 1 ) ) is cleaved at a secondary amide bond.

The Roman Catholic natural-law tradition regards as self-evident that the primary objective purpose of the conjugal act is procreation and that the fostering of the mutual love of the spouses is the secondary and subjective end.

Their secondary hero is another pro, Willie Chisholm, who drank his lunch during another Open and tried to blast his way out of a rock-strewn gully.

It means to do it and to know one is doing it, but as only a secondary if certain effect of the good one primarily does and intends.

The secondary literature on Aristotle is vast.

This response is mostly secondary because salamanders have been observed to remain stationary near odoriferous prey but only feed if it moves.

Asparagales have a method of secondary thickening which is otherwise only found inDioscorea ( in the order Disoscoreales ).

The stamens are usually found around the style, either aggregated densely or fused into a tube, probably an adaptation in association with the plunger ( brush ; or secondary ) pollination that is common among the families of the order, wherein pollen is collected and stored on the length of the pistil.

An abugida ( from Ge ‘ ez አቡጊዳ ’ äbugida ), also called an alphasyllabary, is a segmental writing system in which consonant – vowel sequences are written as a unit: each unit is based on a consonant letter, and vowel notation is secondary.

Proline is the only proteinogenic amino acid whose side-group links to the α-amino group and, thus, is also the only proteinogenic amino acid containing a secondary amine at this position.

The ideal grade is called " Deep Siberian " and has a primary purple hue of around 75 – 80 %, with 15 – 20 % blue and ( depending on the light source ) red secondary hues.

In this case, the arthritis is considered to be secondary to the main disease ; these include:

The primary is of magnitude 5. 6 and the secondary is of magnitude 9. 6.

The primary ( ζ < sup > 1 </ sup > Ant ) is of magnitude 5. 8, though it is a double star with a primary of magnitude 6. 2 and a secondary of magnitude 7. 0.

For a girl in puberty, during thelarche ( the breast-development stage ), the female sex hormones ( principally estrogens ) promote the sprouting, growth, and development of the breasts, in the course of which, as mammary glands, they grow in size and volume, and usually rest on her chest ; these development stages of secondary sex characteristics ( breasts, pubic hair, etc.

Noncardiac causes are usually secondary, and can involve recreational drug use or abuse ; metabolic or endocrine issues, especially in the thyroid ; an electrolyte imbalance ; neurologic factors ; autonomic reflexes ; situational factors such as prolonged bed rest ; and autoimmunity.

Blood loss is usually a secondary cause of death.

The term tickler coil usually refers to a feedback coil, which is often the third coil placed in relation to a primary coil and secondary coil.

* On a computer running Microsoft Windows, Mac OS X, or Unix running the X Window System, clicking the secondary mouse button ( usually the right button ) opens a context menu for the region that is under the mouse pointer.

The land was reclaimed by nature, but the secondary forests usually lacked the original biodiversity.

At the University of Bologna, from its founding in the 12th century until the end of the 20th century, the only degree conferred was the doctorate, usually earned after five years of intensive study after secondary school.

( Sons by secondary consorts were usually recognized as imperial princes, too, and could be recognized as heir to the throne if the empress did not give birth to an heir.

Complete manufactured devices containing black powder are usually classified as Group D: Secondary detonating substance, or black powder, or article containing secondary detonating substance, such as firework, class D model rocket engine, etc., for shipment because they are harder to ignite than loose powder.

However, Hong Kong registered vehicles may apply for secondary mainland Chinese registration plates, and these can be driven across the border to mainland China ; likewise, left-hand drive cars seen in Hong Kong are usually primarily registered in mainland China and carry supplementary Hong Kong registration plates.

This latter application usually required a secondary storage medium for swapping programs and data in and out of core memory, without requiring manual intervention.

In RNA, which also has extensive secondary structure, the linear chain of bases is generally just referred to as the " sequence " as it is in DNA ( which usually forms a linear double helix with little secondary structure ).

Classically idea has been translated ( or transliterated ) as " idea ," but secondary literature now typically employs the term " form " ( or occasionally " kind ," usually in discussion of Plato's Sophist and Statesman ) to avoid confusion with the English word connoting " thought ".

Captures are usually of secondary concern to a player, since a single capture cannot end the game.

Although there is variability, early stuttering behaviours usually consist of word or syllable repetitions, and secondary behaviours such as tension, avoidance or escape behaviours are absent.

An NPA ( area code ) would usually have its largest city as its primary toll center, with smaller toll centers serving the larger secondary cities scattered throughout the NPA.

Hybrid offspring are very common in these regions, which are usually created by diverged species coming into secondary contact.

After secondary education, the next stage of education is usually college or university.

The main types of secondary school are: community schools, comprehensive schools, colleges ( though this term is more usually applied to third-level institutions like universities ), vocational schools, voluntary secondary schools and meánscoileanna ( secondary schools that teach all subjects through Irish ).

All kind of secondary schools end with an examination ( Esame di Stato, state exam, but usually still called with the traditional name Esame di Maturità, Maturity exam ) whose score is on a 100 point scale: