Data including video is available on request to the authors, without undue reservation, to any qualified researcher. Due to the inclusion of children in the study, anonymous data sets and transcripts are publicly available on request, however video data can only be released if meeting proper ethical criteria. Playing with correct intonation is one of the major challenges for a string player. A player must learn how to physically reproduce a target pitch, but before that, the player must learn what correct intonation is. This requires audiation- the aural equivalent of visualization- of every note along with self-assessment whether the pitch played matches the target, and if not, what action should be taken to correct it. A challenge for successful learning is that much of it occurs during practice, typically without outside supervision. A student who has not yet learned to hear correct intonation may repeatedly practice out of tune, blithely normalizing bad habits and bad intonation.
Skip to main content. Drag Me Down Violin Cover. Listen Now. Your Amazon Music account is currently associated with a different marketplace. Sample this album. Title by Artist. Sold by Amazon. Additional taxes may apply.
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Toxicity is the second studio album by American heavy metal band System of a Down , released on September 4, , through American Recordings and Columbia Records. Featuring the heaviness and aggression of their eponymous debut , it features more melody, harmonies, and singing than the band's aforementioned album. Categorized primarily as alternative metal and nu metal , Toxicity features elements of multiple genres including folk , progressive rock , jazz , Armenian music , and Greek music , including prominent use of instruments such as the sitar , banjo , keyboards , and piano. It contains a wide array of political and non-political themes, such as mass incarceration , the CIA , the environment , police brutality , drug addiction , pedophilia , scientific reductionism , and groupies. Toxicity was recorded at Cello Studios in Hollywood , California. Over thirty songs were recorded, but the band narrowed the number of songs on the album to fourteen. The album peaked at number one on both the Billboard and the Canadian Albums Chart , sold , copies in its first week of release, was certified triple-platinum by the Recording Industry Association of America in November , and has sold at least 2,, copies in the United States. All of Toxicity 's singles reached the Billboard Hot