Question

what aspects of western classical sonata form are evident influences in piazzollas tango piece adiós nonino?

• an extended introduction and conclusion
• a long cadenza and no repeating sections
• a theme, which is then repeated several times with variations
• two themes that are both developed and related over the course of the piece

question 7
what changes did astor piazzolla introduce to tango to adapt it for performance in the concert hall?

• he eliminated the use of the bandoneón in the tango orchestra.
• he expanded the rhythmic and harmonic complexity of the music.
• he simplified traditional tango forms.
• he incorporated more distinctive rhythms from other latin music traditions.

question 8
what does the term bellows shaking refer to?

• an intense vibrato produced by accomplished players on the accordion
• the visible vibrations of the reeds in accordions
• the regular motion of lengthening and shortening the bellows when playing the accordion
• the shaking motion which an accordion player must make to prepare the instruments bellows and begin playing

Explanation:

1. In Western classical sonata form, two - themes are developed and related over the piece. This is a key characteristic. The other options don't match typical sonata - form elements.
2. Astor Piazzolla expanded the rhythmic and harmonic complexity of tango to adapt it for the concert hall, making it more suitable for a formal concert setting.
3. Bellows shaking in the context of accordion playing refers to the regular motion of lengthening and shortening the bellows when playing the accordion.

Answer:

1. two themes that are both developed and related over the course of the piece
2. He expanded the rhythmic and harmonic complexity of the music.
3. the regular motion of lengthening and shortening the bellows when playing the accordion