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The directionality of sound can be ascending, descending or stable, sound can also be continuous and dicontinu. T pentagra and musical notes used to represent pitch. The alterations are used to raise or lower the note one semitone Intrument The musical sounds are a means to produce, are classified into five groups: cordófono, membranófono, idiófono, aerófono, electrophone. The voice is distinguished from other instruments because noste part of the body. Registration is the range of notes that can be a singing / singing. Calssificacó: DA is under the log, which can be acute, intermediate or severe. Kind of voice that makes a / singer is more or less appropriate crucial to interpret the music.

T is the duration for which indicates whether the sound is short or long. The pulse is the heartbeat of the music. The figures and their musical breaks are appropriate for user of the glyphs we respresentar duration of the notes and rests. The instrument cordófono ememten sound through the vibration of one or more Cored are classified into: Ropes fregda: Arquet produiex friction of the vibration of the strings, violin, viola, cello, bass. Corda pulsed fingers pinching the strings and produce the vibration that makes them sound lute, harp, guitar, harpsichord. percudida rope, cords vibrate for actionpiano, harpsichord. Intensity is the quality that indicates whether the sound is strong or weak. Musicgram is a representation of a musical work by means of a visual schema. The dynamic is the gradation of the intensity of sound in a musical (indications: pianissimo (pp) piano (p) mezzopiano (mp) regulator: are dynamic indicators that mark an increase or decrease the intensity. Ezzoforte m (mf ) forte (f), fortissimo (ff) Intruments membranófono The sound produced by vibration of one or more membranes.So given: emit sounds that can be associated with a note of the musical scale, timpani, bongos, congas Sound undetermined: emit sounds that can not join any note of the musical scale drum, tambourine, clear box, drum. The bell is the sound quality which allows us to distinguish one sound from another. instruemntació or The orchestra is the art of combining tones of Intruments. L 'orchestra instruments distributed in four families. Idiófono instruments produce sound through the vibration of the body of the instrument. Drumsticks Wood: XylophoneShock: drum sticks, sticks casanyoles Metal: gong, glockenspiel Friction: Shock cascabells plates, rattlesnake various materials: includes instruments made of materials that are neither metal nor wood